Home / 977,171,216.80-1,465,756,825.20-824,116,208.80

Finding the Fourth Proportional to 977,171,216.80, 1,465,756,825.20 and 824,116,208.80

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Solution

The fourth proportional to 977,171,216.80, 1,465,756,825.20 and 824,116,208.80 is: 1,236,174,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,171,216.80 : 1,465,756,825.20 = 824,116,208.80 : x
  2. Step 2: Convert to fraction form
    977,171,216.80/1,465,756,825.20 = 824,116,208.80/x
  3. Step 3: Cross multiply
    977,171,216.80x = 1,465,756,825.20 × 824,116,208.80
  4. Step 4: Simplify right side
    977,171,216.80x = 1,207,953,957,806,548,224
  5. Step 5: Solve for x
    x = 1,207,953,957,806,548,224/977,171,216.80
  6. Step 6: Final answer
    x = 1,236,174,313.20

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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.