Home / 130,132,991.80-195,518,352.30-97,847,951.05

Finding the Fourth Proportional to 130,132,991.80, 195,518,352.30 and 97,847,951.05

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Solution

The fourth proportional to 130,132,991.80, 195,518,352.30 and 97,847,951.05 is: 147,011,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,132,991.80 : 195,518,352.30 = 97,847,951.05 : x
  2. Step 2: Convert to fraction form
    130,132,991.80/195,518,352.30 = 97,847,951.05/x
  3. Step 3: Cross multiply
    130,132,991.80x = 195,518,352.30 × 97,847,951.05
  4. Step 4: Simplify right side
    130,132,991.80x = 19,131,070,165,227,056
  5. Step 5: Solve for x
    x = 19,131,070,165,227,056/130,132,991.80
  6. Step 6: Final answer
    x = 147,011,683.21

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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.