Home / 238,049,342.40-357,074,013.60-65,552,779.20

Finding the Fourth Proportional to 238,049,342.40, 357,074,013.60 and 65,552,779.20

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Solution

The fourth proportional to 238,049,342.40, 357,074,013.60 and 65,552,779.20 is: 98,329,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,049,342.40 : 357,074,013.60 = 65,552,779.20 : x
  2. Step 2: Convert to fraction form
    238,049,342.40/357,074,013.60 = 65,552,779.20/x
  3. Step 3: Cross multiply
    238,049,342.40x = 357,074,013.60 × 65,552,779.20
  4. Step 4: Simplify right side
    238,049,342.40x = 23,407,193,971,578,600
  5. Step 5: Solve for x
    x = 23,407,193,971,578,600/238,049,342.40
  6. Step 6: Final answer
    x = 98,329,168.80

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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.