Home / 169,451,767.17-254,061,612.50-86,292,547.56

Finding the Fourth Proportional to 169,451,767.17, 254,061,612.50 and 86,292,547.56

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Solution

The fourth proportional to 169,451,767.17, 254,061,612.50 and 86,292,547.56 is: 129,379,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,767.17 : 254,061,612.50 = 86,292,547.56 : x
  2. Step 2: Convert to fraction form
    169,451,767.17/254,061,612.50 = 86,292,547.56/x
  3. Step 3: Cross multiply
    169,451,767.17x = 254,061,612.50 × 86,292,547.56
  4. Step 4: Simplify right side
    169,451,767.17x = 21,923,623,779,395,080
  5. Step 5: Solve for x
    x = 21,923,623,779,395,080/169,451,767.17
  6. Step 6: Final answer
    x = 129,379,729.38

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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.