Home / 127,872,801.60-191,809,202.40-88,905,710.40

Finding the Fourth Proportional to 127,872,801.60, 191,809,202.40 and 88,905,710.40

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Solution

The fourth proportional to 127,872,801.60, 191,809,202.40 and 88,905,710.40 is: 133,358,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872,801.60 : 191,809,202.40 = 88,905,710.40 : x
  2. Step 2: Convert to fraction form
    127,872,801.60/191,809,202.40 = 88,905,710.40/x
  3. Step 3: Cross multiply
    127,872,801.60x = 191,809,202.40 × 88,905,710.40
  4. Step 4: Simplify right side
    127,872,801.60x = 17,052,933,400,629,386
  5. Step 5: Solve for x
    x = 17,052,933,400,629,386/127,872,801.60
  6. Step 6: Final answer
    x = 133,358,565.60

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1.5x scale

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.