Home / 136,719,440.60-205,173,639.30-98,413,698.20

Finding the Fourth Proportional to 136,719,440.60, 205,173,639.30 and 98,413,698.20

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Solution

The fourth proportional to 136,719,440.60, 205,173,639.30 and 98,413,698.20 is: 147,688,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,719,440.60 : 205,173,639.30 = 98,413,698.20 : x
  2. Step 2: Convert to fraction form
    136,719,440.60/205,173,639.30 = 98,413,698.20/x
  3. Step 3: Cross multiply
    136,719,440.60x = 205,173,639.30 × 98,413,698.20
  4. Step 4: Simplify right side
    136,719,440.60x = 20,191,896,616,665,860
  5. Step 5: Solve for x
    x = 20,191,896,616,665,860/136,719,440.60
  6. Step 6: Final answer
    x = 147,688,554.96

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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.