Home / 159,462,200.40-239,193,300.60-86,713,832.40

Finding the Fourth Proportional to 159,462,200.40, 239,193,300.60 and 86,713,832.40

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Solution

The fourth proportional to 159,462,200.40, 239,193,300.60 and 86,713,832.40 is: 130,070,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,462,200.40 : 239,193,300.60 = 86,713,832.40 : x
  2. Step 2: Convert to fraction form
    159,462,200.40/239,193,300.60 = 86,713,832.40/x
  3. Step 3: Cross multiply
    159,462,200.40x = 239,193,300.60 × 86,713,832.40
  4. Step 4: Simplify right side
    159,462,200.40x = 20,741,367,779,431,220
  5. Step 5: Solve for x
    x = 20,741,367,779,431,220/159,462,200.40
  6. Step 6: Final answer
    x = 130,070,748.60

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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.