Home / 220,657,299.60-304,507,059-127,891,615.88

Finding the Fourth Proportional to 220,657,299.60, 304,507,059 and 127,891,615.88

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Solution

The fourth proportional to 220,657,299.60, 304,507,059 and 127,891,615.88 is: 176,490,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,657,299.60 : 304,507,059 = 127,891,615.88 : x
  2. Step 2: Convert to fraction form
    220,657,299.60/304,507,059 = 127,891,615.88/x
  3. Step 3: Cross multiply
    220,657,299.60x = 304,507,059 × 127,891,615.88
  4. Step 4: Simplify right side
    220,657,299.60x = 38,943,899,822,376,496
  5. Step 5: Solve for x
    x = 38,943,899,822,376,496/220,657,299.60
  6. Step 6: Final answer
    x = 176,490,421.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.