Home / 79,863,019.08-119,479,336.12-60,488,070.32

Finding the Fourth Proportional to 79,863,019.08, 119,479,336.12 and 60,488,070.32

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Solution

The fourth proportional to 79,863,019.08, 119,479,336.12 and 60,488,070.32 is: 90,493,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,019.08 : 119,479,336.12 = 60,488,070.32 : x
  2. Step 2: Convert to fraction form
    79,863,019.08/119,479,336.12 = 60,488,070.32/x
  3. Step 3: Cross multiply
    79,863,019.08x = 119,479,336.12 × 60,488,070.32
  4. Step 4: Simplify right side
    79,863,019.08x = 7,227,074,485,013,476
  5. Step 5: Solve for x
    x = 7,227,074,485,013,476/79,863,019.08
  6. Step 6: Final answer
    x = 90,493,379.39

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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.