Home / 127,814,475.60-191,721,713.40-97,581,387.60

Finding the Fourth Proportional to 127,814,475.60, 191,721,713.40 and 97,581,387.60

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Solution

The fourth proportional to 127,814,475.60, 191,721,713.40 and 97,581,387.60 is: 146,372,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,814,475.60 : 191,721,713.40 = 97,581,387.60 : x
  2. Step 2: Convert to fraction form
    127,814,475.60/191,721,713.40 = 97,581,387.60/x
  3. Step 3: Cross multiply
    127,814,475.60x = 191,721,713.40 × 97,581,387.60
  4. Step 4: Simplify right side
    127,814,475.60x = 18,708,470,826,621,512
  5. Step 5: Solve for x
    x = 18,708,470,826,621,512/127,814,475.60
  6. Step 6: Final answer
    x = 146,372,081.40

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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.