Home / 79,158,149.46-118,605,897.60-56,014,336.98

Finding the Fourth Proportional to 79,158,149.46, 118,605,897.60 and 56,014,336.98

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Solution

The fourth proportional to 79,158,149.46, 118,605,897.60 and 56,014,336.98 is: 83,928,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,158,149.46 : 118,605,897.60 = 56,014,336.98 : x
  2. Step 2: Convert to fraction form
    79,158,149.46/118,605,897.60 = 56,014,336.98/x
  3. Step 3: Cross multiply
    79,158,149.46x = 118,605,897.60 × 56,014,336.98
  4. Step 4: Simplify right side
    79,158,149.46x = 6,643,630,715,981,773
  5. Step 5: Solve for x
    x = 6,643,630,715,981,773/79,158,149.46
  6. Step 6: Final answer
    x = 83,928,575.41

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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.