Home / 105,092,613.15-145,028,121.08-58,684,560.63

Finding the Fourth Proportional to 105,092,613.15, 145,028,121.08 and 58,684,560.63

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Solution

The fourth proportional to 105,092,613.15, 145,028,121.08 and 58,684,560.63 is: 80,984,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,092,613.15 : 145,028,121.08 = 58,684,560.63 : x
  2. Step 2: Convert to fraction form
    105,092,613.15/145,028,121.08 = 58,684,560.63/x
  3. Step 3: Cross multiply
    105,092,613.15x = 145,028,121.08 × 58,684,560.63
  4. Step 4: Simplify right side
    105,092,613.15x = 8,510,911,564,280,818
  5. Step 5: Solve for x
    x = 8,510,911,564,280,818/105,092,613.15
  6. Step 6: Final answer
    x = 80,984,869.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.