Home / 135,762,831.04-187,392,186-88,726,980.64

Finding the Fourth Proportional to 135,762,831.04, 187,392,186 and 88,726,980.64

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Solution

The fourth proportional to 135,762,831.04, 187,392,186 and 88,726,980.64 is: 122,469,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,762,831.04 : 187,392,186 = 88,726,980.64 : x
  2. Step 2: Convert to fraction form
    135,762,831.04/187,392,186 = 88,726,980.64/x
  3. Step 3: Cross multiply
    135,762,831.04x = 187,392,186 × 88,726,980.64
  4. Step 4: Simplify right side
    135,762,831.04x = 16,626,742,859,309,280
  5. Step 5: Solve for x
    x = 16,626,742,859,309,280/135,762,831.04
  6. Step 6: Final answer
    x = 122,469,034.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.