Home / 688,822,102.56-950,547,121.60-406,655,434.24

Finding the Fourth Proportional to 688,822,102.56, 950,547,121.60 and 406,655,434.24

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Solution

The fourth proportional to 688,822,102.56, 950,547,121.60 and 406,655,434.24 is: 561,168,335.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,822,102.56 : 950,547,121.60 = 406,655,434.24 : x
  2. Step 2: Convert to fraction form
    688,822,102.56/950,547,121.60 = 406,655,434.24/x
  3. Step 3: Cross multiply
    688,822,102.56x = 950,547,121.60 × 406,655,434.24
  4. Step 4: Simplify right side
    688,822,102.56x = 386,545,152,499,830,080
  5. Step 5: Solve for x
    x = 386,545,152,499,830,080/688,822,102.56
  6. Step 6: Final answer
    x = 561,168,335.14

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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.