Home / 85,113,470.40-127,670,205.60-59,135,409.60

Finding the Fourth Proportional to 85,113,470.40, 127,670,205.60 and 59,135,409.60

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Solution

The fourth proportional to 85,113,470.40, 127,670,205.60 and 59,135,409.60 is: 88,703,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,113,470.40 : 127,670,205.60 = 59,135,409.60 : x
  2. Step 2: Convert to fraction form
    85,113,470.40/127,670,205.60 = 59,135,409.60/x
  3. Step 3: Cross multiply
    85,113,470.40x = 127,670,205.60 × 59,135,409.60
  4. Step 4: Simplify right side
    85,113,470.40x = 7,549,829,901,872,214
  5. Step 5: Solve for x
    x = 7,549,829,901,872,214/85,113,470.40
  6. Step 6: Final answer
    x = 88,703,114.40

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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.