Home / 124,361,400.90-186,258,666.15-73,343,064.90

Finding the Fourth Proportional to 124,361,400.90, 186,258,666.15 and 73,343,064.90

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Solution

The fourth proportional to 124,361,400.90, 186,258,666.15 and 73,343,064.90 is: 109,847,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,361,400.90 : 186,258,666.15 = 73,343,064.90 : x
  2. Step 2: Convert to fraction form
    124,361,400.90/186,258,666.15 = 73,343,064.90/x
  3. Step 3: Cross multiply
    124,361,400.90x = 186,258,666.15 × 73,343,064.90
  4. Step 4: Simplify right side
    124,361,400.90x = 13,660,781,439,626,884
  5. Step 5: Solve for x
    x = 13,660,781,439,626,884/124,361,400.90
  6. Step 6: Final answer
    x = 109,847,439.32

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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.