Home / 130,133,023.55-195,518,399.93-97,847,982.80

Finding the Fourth Proportional to 130,133,023.55, 195,518,399.93 and 97,847,982.80

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Solution

The fourth proportional to 130,133,023.55, 195,518,399.93 and 97,847,982.80 is: 147,011,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,133,023.55 : 195,518,399.93 = 97,847,982.80 : x
  2. Step 2: Convert to fraction form
    130,133,023.55/195,518,399.93 = 97,847,982.80/x
  3. Step 3: Cross multiply
    130,133,023.55x = 195,518,399.93 × 97,847,982.80
  4. Step 4: Simplify right side
    130,133,023.55x = 19,131,081,032,944,920
  5. Step 5: Solve for x
    x = 19,131,081,032,944,920/130,133,023.55
  6. Step 6: Final answer
    x = 147,011,730.85

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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.