Home / 142,528,594.80-213,792,892.20-106,248,889.20

Finding the Fourth Proportional to 142,528,594.80, 213,792,892.20 and 106,248,889.20

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Solution

The fourth proportional to 142,528,594.80, 213,792,892.20 and 106,248,889.20 is: 159,373,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,528,594.80 : 213,792,892.20 = 106,248,889.20 : x
  2. Step 2: Convert to fraction form
    142,528,594.80/213,792,892.20 = 106,248,889.20/x
  3. Step 3: Cross multiply
    142,528,594.80x = 213,792,892.20 × 106,248,889.20
  4. Step 4: Simplify right side
    142,528,594.80x = 22,715,257,315,105,344
  5. Step 5: Solve for x
    x = 22,715,257,315,105,344/142,528,594.80
  6. Step 6: Final answer
    x = 159,373,333.80

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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.