Home / 92,478,740.45-127,620,650.88-55,309,014.98

Finding the Fourth Proportional to 92,478,740.45, 127,620,650.88 and 55,309,014.98

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Solution

The fourth proportional to 92,478,740.45, 127,620,650.88 and 55,309,014.98 is: 76,326,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,478,740.45 : 127,620,650.88 = 55,309,014.98 : x
  2. Step 2: Convert to fraction form
    92,478,740.45/127,620,650.88 = 55,309,014.98/x
  3. Step 3: Cross multiply
    92,478,740.45x = 127,620,650.88 × 55,309,014.98
  4. Step 4: Simplify right side
    92,478,740.45x = 7,058,572,491,119,744
  5. Step 5: Solve for x
    x = 7,058,572,491,119,744/92,478,740.45
  6. Step 6: Final answer
    x = 76,326,434.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.