Home / 80,303,921.55-110,819,025.95-45,496,537.15

Finding the Fourth Proportional to 80,303,921.55, 110,819,025.95 and 45,496,537.15

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Solution

The fourth proportional to 80,303,921.55, 110,819,025.95 and 45,496,537.15 is: 62,785,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,303,921.55 : 110,819,025.95 = 45,496,537.15 : x
  2. Step 2: Convert to fraction form
    80,303,921.55/110,819,025.95 = 45,496,537.15/x
  3. Step 3: Cross multiply
    80,303,921.55x = 110,819,025.95 × 45,496,537.15
  4. Step 4: Simplify right side
    80,303,921.55x = 5,041,881,931,060,989
  5. Step 5: Solve for x
    x = 5,041,881,931,060,989/80,303,921.55
  6. Step 6: Final answer
    x = 62,785,002.70

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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.