Home / 516,156,191,996.80-774,234,287,995.20-516,156,191,996.80

Finding the Fourth Proportional to 516,156,191,996.80, 774,234,287,995.20 and 516,156,191,996.80

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Solution

The fourth proportional to 516,156,191,996.80, 774,234,287,995.20 and 516,156,191,996.80 is: 774,234,287,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,156,191,996.80 : 774,234,287,995.20 = 516,156,191,996.80 : x
  2. Step 2: Convert to fraction form
    516,156,191,996.80/774,234,287,995.20 = 516,156,191,996.80/x
  3. Step 3: Cross multiply
    516,156,191,996.80x = 774,234,287,995.20 × 516,156,191,996.80
  4. Step 4: Simplify right side
    516,156,191,996.80x = 399,625,821,804,956,141,748,224
  5. Step 5: Solve for x
    x = 399,625,821,804,956,141,748,224/516,156,191,996.80
  6. Step 6: Final answer
    x = 774,234,287,995.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.