Home / 111,947,432,313.60-153,665,126,600.40-98,976,020,385.60

Finding the Fourth Proportional to 111,947,432,313.60, 153,665,126,600.40 and 98,976,020,385.60

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Solution

The fourth proportional to 111,947,432,313.60, 153,665,126,600.40 and 98,976,020,385.60 is: 135,859,861,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,947,432,313.60 : 153,665,126,600.40 = 98,976,020,385.60 : x
  2. Step 2: Convert to fraction form
    111,947,432,313.60/153,665,126,600.40 = 98,976,020,385.60/x
  3. Step 3: Cross multiply
    111,947,432,313.60x = 153,665,126,600.40 × 98,976,020,385.60
  4. Step 4: Simplify right side
    111,947,432,313.60x = 15,209,162,702,956,995,280,896
  5. Step 5: Solve for x
    x = 15,209,162,702,956,995,280,896/111,947,432,313.60
  6. Step 6: Final answer
    x = 135,859,861,978.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.