Home / 141,958,677-212,916,657.42-39,709,461

Finding the Fourth Proportional to 141,958,677, 212,916,657.42 and 39,709,461

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Solution

The fourth proportional to 141,958,677, 212,916,657.42 and 39,709,461 is: 59,558,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,958,677 : 212,916,657.42 = 39,709,461 : x
  2. Step 2: Convert to fraction form
    141,958,677/212,916,657.42 = 39,709,461/x
  3. Step 3: Cross multiply
    141,958,677x = 212,916,657.42 × 39,709,461
  4. Step 4: Simplify right side
    141,958,677x = 8,454,805,704,069,850
  5. Step 5: Solve for x
    x = 8,454,805,704,069,850/141,958,677
  6. Step 6: Final answer
    x = 59,558,217.10

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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.