Home / 508,032,722.71-762,069,748.64-242,001,675.20

Finding the Fourth Proportional to 508,032,722.71, 762,069,748.64 and 242,001,675.20

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Solution

The fourth proportional to 508,032,722.71, 762,069,748.64 and 242,001,675.20 is: 363,012,356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,032,722.71 : 762,069,748.64 = 242,001,675.20 : x
  2. Step 2: Convert to fraction form
    508,032,722.71/762,069,748.64 = 242,001,675.20/x
  3. Step 3: Cross multiply
    508,032,722.71x = 762,069,748.64 × 242,001,675.20
  4. Step 4: Simplify right side
    508,032,722.71x = 184,422,155,791,834,464
  5. Step 5: Solve for x
    x = 184,422,155,791,834,464/508,032,722.71
  6. Step 6: Final answer
    x = 363,012,356.39

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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.