Home / 45,863,721.70-68,795,582.55-42,356,211.10

Finding the Fourth Proportional to 45,863,721.70, 68,795,582.55 and 42,356,211.10

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Solution

The fourth proportional to 45,863,721.70, 68,795,582.55 and 42,356,211.10 is: 63,534,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,863,721.70 : 68,795,582.55 = 42,356,211.10 : x
  2. Step 2: Convert to fraction form
    45,863,721.70/68,795,582.55 = 42,356,211.10/x
  3. Step 3: Cross multiply
    45,863,721.70x = 68,795,582.55 × 42,356,211.10
  4. Step 4: Simplify right side
    45,863,721.70x = 2,913,920,217,235,276.50
  5. Step 5: Solve for x
    x = 2,913,920,217,235,276.50/45,863,721.70
  6. Step 6: Final answer
    x = 63,534,316.65

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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.