Home / 185,813,137.52-278,701,695.72-56,421,885.04

Finding the Fourth Proportional to 185,813,137.52, 278,701,695.72 and 56,421,885.04

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Solution

The fourth proportional to 185,813,137.52, 278,701,695.72 and 56,421,885.04 is: 84,627,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,813,137.52 : 278,701,695.72 = 56,421,885.04 : x
  2. Step 2: Convert to fraction form
    185,813,137.52/278,701,695.72 = 56,421,885.04/x
  3. Step 3: Cross multiply
    185,813,137.52x = 278,701,695.72 × 56,421,885.04
  4. Step 4: Simplify right side
    185,813,137.52x = 15,724,875,036,366,902
  5. Step 5: Solve for x
    x = 15,724,875,036,366,902/185,813,137.52
  6. Step 6: Final answer
    x = 84,627,358.68

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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.