Home / 99,116,281.85-148,677,353.37-47,306,342.97

Finding the Fourth Proportional to 99,116,281.85, 148,677,353.37 and 47,306,342.97

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Solution

The fourth proportional to 99,116,281.85, 148,677,353.37 and 47,306,342.97 is: 70,960,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,116,281.85 : 148,677,353.37 = 47,306,342.97 : x
  2. Step 2: Convert to fraction form
    99,116,281.85/148,677,353.37 = 47,306,342.97/x
  3. Step 3: Cross multiply
    99,116,281.85x = 148,677,353.37 × 47,306,342.97
  4. Step 4: Simplify right side
    99,116,281.85x = 7,033,381,870,393,105
  5. Step 5: Solve for x
    x = 7,033,381,870,393,105/99,116,281.85
  6. Step 6: Final answer
    x = 70,960,913.18

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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.