Home / 87,877,862.81-131,838,712.46-62,020,672.50

Finding the Fourth Proportional to 87,877,862.81, 131,838,712.46 and 62,020,672.50

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Solution

The fourth proportional to 87,877,862.81, 131,838,712.46 and 62,020,672.50 is: 93,046,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,877,862.81 : 131,838,712.46 = 62,020,672.50 : x
  2. Step 2: Convert to fraction form
    87,877,862.81/131,838,712.46 = 62,020,672.50/x
  3. Step 3: Cross multiply
    87,877,862.81x = 131,838,712.46 × 62,020,672.50
  4. Step 4: Simplify right side
    87,877,862.81x = 8,176,725,607,993,226
  5. Step 5: Solve for x
    x = 8,176,725,607,993,226/87,877,862.81
  6. Step 6: Final answer
    x = 93,046,477.77

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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.