Home / 148,351,541.40-222,527,312.10-75,792,130.20

Finding the Fourth Proportional to 148,351,541.40, 222,527,312.10 and 75,792,130.20

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Solution

The fourth proportional to 148,351,541.40, 222,527,312.10 and 75,792,130.20 is: 113,688,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,351,541.40 : 222,527,312.10 = 75,792,130.20 : x
  2. Step 2: Convert to fraction form
    148,351,541.40/222,527,312.10 = 75,792,130.20/x
  3. Step 3: Cross multiply
    148,351,541.40x = 222,527,312.10 × 75,792,130.20
  4. Step 4: Simplify right side
    148,351,541.40x = 16,865,819,011,739,236
  5. Step 5: Solve for x
    x = 16,865,819,011,739,236/148,351,541.40
  6. Step 6: Final answer
    x = 113,688,195.30

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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.