Home / 155,451,681.40-233,071,233.90-73,609,767.40

Finding the Fourth Proportional to 155,451,681.40, 233,071,233.90 and 73,609,767.40

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Solution

The fourth proportional to 155,451,681.40, 233,071,233.90 and 73,609,767.40 is: 110,364,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,451,681.40 : 233,071,233.90 = 73,609,767.40 : x
  2. Step 2: Convert to fraction form
    155,451,681.40/233,071,233.90 = 73,609,767.40/x
  3. Step 3: Cross multiply
    155,451,681.40x = 233,071,233.90 × 73,609,767.40
  4. Step 4: Simplify right side
    155,451,681.40x = 17,156,319,315,009,996
  5. Step 5: Solve for x
    x = 17,156,319,315,009,996/155,451,681.40
  6. Step 6: Final answer
    x = 110,364,321.32

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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.