Home / 499,243,344.68-748,967,154.96-171,676,315.28

Finding the Fourth Proportional to 499,243,344.68, 748,967,154.96 and 171,676,315.28

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Solution

The fourth proportional to 499,243,344.68, 748,967,154.96 and 171,676,315.28 is: 257,549,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,243,344.68 : 748,967,154.96 = 171,676,315.28 : x
  2. Step 2: Convert to fraction form
    499,243,344.68/748,967,154.96 = 171,676,315.28/x
  3. Step 3: Cross multiply
    499,243,344.68x = 748,967,154.96 × 171,676,315.28
  4. Step 4: Simplify right side
    499,243,344.68x = 128,579,921,429,277,584
  5. Step 5: Solve for x
    x = 128,579,921,429,277,584/499,243,344.68
  6. Step 6: Final answer
    x = 257,549,595.40

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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.