Home / 88,456,831.60-132,685,247.40-83,434,714.15

Finding the Fourth Proportional to 88,456,831.60, 132,685,247.40 and 83,434,714.15

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Solution

The fourth proportional to 88,456,831.60, 132,685,247.40 and 83,434,714.15 is: 125,152,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,456,831.60 : 132,685,247.40 = 83,434,714.15 : x
  2. Step 2: Convert to fraction form
    88,456,831.60/132,685,247.40 = 83,434,714.15/x
  3. Step 3: Cross multiply
    88,456,831.60x = 132,685,247.40 × 83,434,714.15
  4. Step 4: Simplify right side
    88,456,831.60x = 11,070,555,688,741,032
  5. Step 5: Solve for x
    x = 11,070,555,688,741,032/88,456,831.60
  6. Step 6: Final answer
    x = 125,152,071.23

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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.