Home / 124,417,040.40-186,625,560.60-73,272,733.20

Finding the Fourth Proportional to 124,417,040.40, 186,625,560.60 and 73,272,733.20

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Solution

The fourth proportional to 124,417,040.40, 186,625,560.60 and 73,272,733.20 is: 109,909,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,040.40 : 186,625,560.60 = 73,272,733.20 : x
  2. Step 2: Convert to fraction form
    124,417,040.40/186,625,560.60 = 73,272,733.20/x
  3. Step 3: Cross multiply
    124,417,040.40x = 186,625,560.60 × 73,272,733.20
  4. Step 4: Simplify right side
    124,417,040.40x = 13,674,564,910,144,232
  5. Step 5: Solve for x
    x = 13,674,564,910,144,232/124,417,040.40
  6. Step 6: Final answer
    x = 109,909,099.80

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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.