Home / 124,477,491.60-186,716,237.40-120,890,264.85

Finding the Fourth Proportional to 124,477,491.60, 186,716,237.40 and 120,890,264.85

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Solution

The fourth proportional to 124,477,491.60, 186,716,237.40 and 120,890,264.85 is: 181,335,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477,491.60 : 186,716,237.40 = 120,890,264.85 : x
  2. Step 2: Convert to fraction form
    124,477,491.60/186,716,237.40 = 120,890,264.85/x
  3. Step 3: Cross multiply
    124,477,491.60x = 186,716,237.40 × 120,890,264.85
  4. Step 4: Simplify right side
    124,477,491.60x = 22,572,175,391,081,476
  5. Step 5: Solve for x
    x = 22,572,175,391,081,476/124,477,491.60
  6. Step 6: Final answer
    x = 181,335,397.28

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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.