Home / 158,655,696-238,084,217.28-67,779,968.64

Finding the Fourth Proportional to 158,655,696, 238,084,217.28 and 67,779,968.64

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Solution

The fourth proportional to 158,655,696, 238,084,217.28 and 67,779,968.64 is: 101,712,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,655,696 : 238,084,217.28 = 67,779,968.64 : x
  2. Step 2: Convert to fraction form
    158,655,696/238,084,217.28 = 67,779,968.64/x
  3. Step 3: Cross multiply
    158,655,696x = 238,084,217.28 × 67,779,968.64
  4. Step 4: Simplify right side
    158,655,696x = 16,137,340,780,917,346
  5. Step 5: Solve for x
    x = 16,137,340,780,917,346/158,655,696
  6. Step 6: Final answer
    x = 101,712,962.02

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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.