Home / 124,417,089.60-186,625,634.40-90,152,923.20

Finding the Fourth Proportional to 124,417,089.60, 186,625,634.40 and 90,152,923.20

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Solution

The fourth proportional to 124,417,089.60, 186,625,634.40 and 90,152,923.20 is: 135,229,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,089.60 : 186,625,634.40 = 90,152,923.20 : x
  2. Step 2: Convert to fraction form
    124,417,089.60/186,625,634.40 = 90,152,923.20/x
  3. Step 3: Cross multiply
    124,417,089.60x = 186,625,634.40 × 90,152,923.20
  4. Step 4: Simplify right side
    124,417,089.60x = 16,824,846,485,214,480
  5. Step 5: Solve for x
    x = 16,824,846,485,214,480/124,417,089.60
  6. Step 6: Final answer
    x = 135,229,384.80

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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.