Home / 130,575,620.40-195,639,481.80-62,271,236.40

Finding the Fourth Proportional to 130,575,620.40, 195,639,481.80 and 62,271,236.40

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Solution

The fourth proportional to 130,575,620.40, 195,639,481.80 and 62,271,236.40 is: 93,300,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,575,620.40 : 195,639,481.80 = 62,271,236.40 : x
  2. Step 2: Convert to fraction form
    130,575,620.40/195,639,481.80 = 62,271,236.40/x
  3. Step 3: Cross multiply
    130,575,620.40x = 195,639,481.80 × 62,271,236.40
  4. Step 4: Simplify right side
    130,575,620.40x = 12,182,712,420,341,298
  5. Step 5: Solve for x
    x = 12,182,712,420,341,298/130,575,620.40
  6. Step 6: Final answer
    x = 93,300,053.89

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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.