Home / 173,817,831.40-260,726,747.10-145,757,746.60

Finding the Fourth Proportional to 173,817,831.40, 260,726,747.10 and 145,757,746.60

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Solution

The fourth proportional to 173,817,831.40, 260,726,747.10 and 145,757,746.60 is: 218,636,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,817,831.40 : 260,726,747.10 = 145,757,746.60 : x
  2. Step 2: Convert to fraction form
    173,817,831.40/260,726,747.10 = 145,757,746.60/x
  3. Step 3: Cross multiply
    173,817,831.40x = 260,726,747.10 × 145,757,746.60
  4. Step 4: Simplify right side
    173,817,831.40x = 38,002,943,135,644,080
  5. Step 5: Solve for x
    x = 38,002,943,135,644,080/173,817,831.40
  6. Step 6: Final answer
    x = 218,636,619.90

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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.