Home / 147,314,992.95-203,299,598.03-80,337,605.45

Finding the Fourth Proportional to 147,314,992.95, 203,299,598.03 and 80,337,605.45

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Solution

The fourth proportional to 147,314,992.95, 203,299,598.03 and 80,337,605.45 is: 110,868,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,314,992.95 : 203,299,598.03 = 80,337,605.45 : x
  2. Step 2: Convert to fraction form
    147,314,992.95/203,299,598.03 = 80,337,605.45/x
  3. Step 3: Cross multiply
    147,314,992.95x = 203,299,598.03 × 80,337,605.45
  4. Step 4: Simplify right side
    147,314,992.95x = 16,332,602,894,677,738
  5. Step 5: Solve for x
    x = 16,332,602,894,677,738/147,314,992.95
  6. Step 6: Final answer
    x = 110,868,571.95

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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.