Home / 145,721,088.60-218,582,572.44-58,289,909.76

Finding the Fourth Proportional to 145,721,088.60, 218,582,572.44 and 58,289,909.76

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Solution

The fourth proportional to 145,721,088.60, 218,582,572.44 and 58,289,909.76 is: 87,435,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,721,088.60 : 218,582,572.44 = 58,289,909.76 : x
  2. Step 2: Convert to fraction form
    145,721,088.60/218,582,572.44 = 58,289,909.76/x
  3. Step 3: Cross multiply
    145,721,088.60x = 218,582,572.44 × 58,289,909.76
  4. Step 4: Simplify right side
    145,721,088.60x = 12,741,158,422,636,262
  5. Step 5: Solve for x
    x = 12,741,158,422,636,262/145,721,088.60
  6. Step 6: Final answer
    x = 87,435,240.47

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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.