Home / 90,666,351.59-136,026,210.16-29,254,358.23

Finding the Fourth Proportional to 90,666,351.59, 136,026,210.16 and 29,254,358.23

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Solution

The fourth proportional to 90,666,351.59, 136,026,210.16 and 29,254,358.23 is: 43,890,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,666,351.59 : 136,026,210.16 = 29,254,358.23 : x
  2. Step 2: Convert to fraction form
    90,666,351.59/136,026,210.16 = 29,254,358.23/x
  3. Step 3: Cross multiply
    90,666,351.59x = 136,026,210.16 × 29,254,358.23
  4. Step 4: Simplify right side
    90,666,351.59x = 3,979,359,480,986,854
  5. Step 5: Solve for x
    x = 3,979,359,480,986,854/90,666,351.59
  6. Step 6: Final answer
    x = 43,890,146.80

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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.