Home / 124,395,458.70-186,734,905.65-73,306,263.90

Finding the Fourth Proportional to 124,395,458.70, 186,734,905.65 and 73,306,263.90

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Solution

The fourth proportional to 124,395,458.70, 186,734,905.65 and 73,306,263.90 is: 110,042,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395,458.70 : 186,734,905.65 = 73,306,263.90 : x
  2. Step 2: Convert to fraction form
    124,395,458.70/186,734,905.65 = 73,306,263.90/x
  3. Step 3: Cross multiply
    124,395,458.70x = 186,734,905.65 × 73,306,263.90
  4. Step 4: Simplify right side
    124,395,458.70x = 13,688,838,272,920,502
  5. Step 5: Solve for x
    x = 13,688,838,272,920,502/124,395,458.70
  6. Step 6: Final answer
    x = 110,042,910.05

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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.