Home / 80,136,693.04-120,225,764.16-46,927,952.64

Finding the Fourth Proportional to 80,136,693.04, 120,225,764.16 and 46,927,952.64

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Solution

The fourth proportional to 80,136,693.04, 120,225,764.16 and 46,927,952.64 is: 70,404,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,136,693.04 : 120,225,764.16 = 46,927,952.64 : x
  2. Step 2: Convert to fraction form
    80,136,693.04/120,225,764.16 = 46,927,952.64/x
  3. Step 3: Cross multiply
    80,136,693.04x = 120,225,764.16 × 46,927,952.64
  4. Step 4: Simplify right side
    80,136,693.04x = 5,641,948,966,608,289
  5. Step 5: Solve for x
    x = 5,641,948,966,608,289/80,136,693.04
  6. Step 6: Final answer
    x = 70,404,065.26

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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.