Home / 103,892,841.61-143,365,812.90-59,232,569.15

Finding the Fourth Proportional to 103,892,841.61, 143,365,812.90 and 59,232,569.15

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Solution

The fourth proportional to 103,892,841.61, 143,365,812.90 and 59,232,569.15 is: 81,737,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,892,841.61 : 143,365,812.90 = 59,232,569.15 : x
  2. Step 2: Convert to fraction form
    103,892,841.61/143,365,812.90 = 59,232,569.15/x
  3. Step 3: Cross multiply
    103,892,841.61x = 143,365,812.90 × 59,232,569.15
  4. Step 4: Simplify right side
    103,892,841.61x = 8,491,925,426,167,924
  5. Step 5: Solve for x
    x = 8,491,925,426,167,924/103,892,841.61
  6. Step 6: Final answer
    x = 81,737,348.74

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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.