Home / 153,023,428.80-229,983,040.80-133,315,934.40

Finding the Fourth Proportional to 153,023,428.80, 229,983,040.80 and 133,315,934.40

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Solution

The fourth proportional to 153,023,428.80, 229,983,040.80 and 133,315,934.40 is: 200,364,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,023,428.80 : 229,983,040.80 = 133,315,934.40 : x
  2. Step 2: Convert to fraction form
    153,023,428.80/229,983,040.80 = 133,315,934.40/x
  3. Step 3: Cross multiply
    153,023,428.80x = 229,983,040.80 × 133,315,934.40
  4. Step 4: Simplify right side
    153,023,428.80x = 30,660,403,980,405,328
  5. Step 5: Solve for x
    x = 30,660,403,980,405,328/153,023,428.80
  6. Step 6: Final answer
    x = 200,364,115.62

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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.