Home / 152,933,547,663.36-229,361,193,065.91-45,342,660,319.20

Finding the Fourth Proportional to 152,933,547,663.36, 229,361,193,065.91 and 45,342,660,319.20

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Solution

The fourth proportional to 152,933,547,663.36, 229,361,193,065.91 and 45,342,660,319.20 is: 68,002,389,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,933,547,663.36 : 229,361,193,065.91 = 45,342,660,319.20 : x
  2. Step 2: Convert to fraction form
    152,933,547,663.36/229,361,193,065.91 = 45,342,660,319.20/x
  3. Step 3: Cross multiply
    152,933,547,663.36x = 229,361,193,065.91 × 45,342,660,319.20
  4. Step 4: Simplify right side
    152,933,547,663.36x = 10,399,846,667,594,007,314,432
  5. Step 5: Solve for x
    x = 10,399,846,667,594,007,314,432/152,933,547,663.36
  6. Step 6: Final answer
    x = 68,002,389,446.21

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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.