Home / 79,684,126.22-119,435,521.64-48,490,985.64

Finding the Fourth Proportional to 79,684,126.22, 119,435,521.64 and 48,490,985.64

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Solution

The fourth proportional to 79,684,126.22, 119,435,521.64 and 48,490,985.64 is: 72,681,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,684,126.22 : 119,435,521.64 = 48,490,985.64 : x
  2. Step 2: Convert to fraction form
    79,684,126.22/119,435,521.64 = 48,490,985.64/x
  3. Step 3: Cross multiply
    79,684,126.22x = 119,435,521.64 × 48,490,985.64
  4. Step 4: Simplify right side
    79,684,126.22x = 5,791,546,164,508,695
  5. Step 5: Solve for x
    x = 5,791,546,164,508,695/79,684,126.22
  6. Step 6: Final answer
    x = 72,681,303.54

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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.