Home / 48,877,962.40-73,395,279.60-38,863,856.80

Finding the Fourth Proportional to 48,877,962.40, 73,395,279.60 and 38,863,856.80

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Solution

The fourth proportional to 48,877,962.40, 73,395,279.60 and 38,863,856.80 is: 58,358,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,877,962.40 : 73,395,279.60 = 38,863,856.80 : x
  2. Step 2: Convert to fraction form
    48,877,962.40/73,395,279.60 = 38,863,856.80/x
  3. Step 3: Cross multiply
    48,877,962.40x = 73,395,279.60 × 38,863,856.80
  4. Step 4: Simplify right side
    48,877,962.40x = 2,852,423,636,170,361
  5. Step 5: Solve for x
    x = 2,852,423,636,170,361/48,877,962.40
  6. Step 6: Final answer
    x = 58,358,071.74

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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.