Home / 130,392,001.80-195,588,002.70-65,670,798.60

Finding the Fourth Proportional to 130,392,001.80, 195,588,002.70 and 65,670,798.60

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Solution

The fourth proportional to 130,392,001.80, 195,588,002.70 and 65,670,798.60 is: 98,506,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,392,001.80 : 195,588,002.70 = 65,670,798.60 : x
  2. Step 2: Convert to fraction form
    130,392,001.80/195,588,002.70 = 65,670,798.60/x
  3. Step 3: Cross multiply
    130,392,001.80x = 195,588,002.70 × 65,670,798.60
  4. Step 4: Simplify right side
    130,392,001.80x = 12,844,420,333,887,956
  5. Step 5: Solve for x
    x = 12,844,420,333,887,956/130,392,001.80
  6. Step 6: Final answer
    x = 98,506,197.90

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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.