Home / 125,633,211.12-173,371,345.15-69,877,432.17

Finding the Fourth Proportional to 125,633,211.12, 173,371,345.15 and 69,877,432.17

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Solution

The fourth proportional to 125,633,211.12, 173,371,345.15 and 69,877,432.17 is: 96,429,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633,211.12 : 173,371,345.15 = 69,877,432.17 : x
  2. Step 2: Convert to fraction form
    125,633,211.12/173,371,345.15 = 69,877,432.17/x
  3. Step 3: Cross multiply
    125,633,211.12x = 173,371,345.15 × 69,877,432.17
  4. Step 4: Simplify right side
    125,633,211.12x = 12,114,744,411,461,558
  5. Step 5: Solve for x
    x = 12,114,744,411,461,558/125,633,211.12
  6. Step 6: Final answer
    x = 96,429,473.57

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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.