Home / 153,232,678.80-229,849,018.20-101,948,403.60

Finding the Fourth Proportional to 153,232,678.80, 229,849,018.20 and 101,948,403.60

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Solution

The fourth proportional to 153,232,678.80, 229,849,018.20 and 101,948,403.60 is: 152,922,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,232,678.80 : 229,849,018.20 = 101,948,403.60 : x
  2. Step 2: Convert to fraction form
    153,232,678.80/229,849,018.20 = 101,948,403.60/x
  3. Step 3: Cross multiply
    153,232,678.80x = 229,849,018.20 × 101,948,403.60
  4. Step 4: Simplify right side
    153,232,678.80x = 23,432,740,474,517,344
  5. Step 5: Solve for x
    x = 23,432,740,474,517,344/153,232,678.80
  6. Step 6: Final answer
    x = 152,922,605.40

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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.