Home / 145,363,162.28-218,018,854.11-57,917,350.55

Finding the Fourth Proportional to 145,363,162.28, 218,018,854.11 and 57,917,350.55

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Solution

The fourth proportional to 145,363,162.28, 218,018,854.11 and 57,917,350.55 is: 86,865,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,363,162.28 : 218,018,854.11 = 57,917,350.55 : x
  2. Step 2: Convert to fraction form
    145,363,162.28/218,018,854.11 = 57,917,350.55/x
  3. Step 3: Cross multiply
    145,363,162.28x = 218,018,854.11 × 57,917,350.55
  4. Step 4: Simplify right side
    145,363,162.28x = 12,627,074,400,543,226
  5. Step 5: Solve for x
    x = 12,627,074,400,543,226/145,363,162.28
  6. Step 6: Final answer
    x = 86,865,710.70

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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.