Home / 105,248,005.80-157,800,164.70-56,071,211.88

Finding the Fourth Proportional to 105,248,005.80, 157,800,164.70 and 56,071,211.88

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Solution

The fourth proportional to 105,248,005.80, 157,800,164.70 and 56,071,211.88 is: 84,068,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,248,005.80 : 157,800,164.70 = 56,071,211.88 : x
  2. Step 2: Convert to fraction form
    105,248,005.80/157,800,164.70 = 56,071,211.88/x
  3. Step 3: Cross multiply
    105,248,005.80x = 157,800,164.70 × 56,071,211.88
  4. Step 4: Simplify right side
    105,248,005.80x = 8,848,046,469,592,596
  5. Step 5: Solve for x
    x = 8,848,046,469,592,596/105,248,005.80
  6. Step 6: Final answer
    x = 84,068,542.70

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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.