Home / 20,432,913,620.10-30,649,370,430.15-9,412,953,044.10

Finding the Fourth Proportional to 20,432,913,620.10, 30,649,370,430.15 and 9,412,953,044.10

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Solution

The fourth proportional to 20,432,913,620.10, 30,649,370,430.15 and 9,412,953,044.10 is: 14,119,429,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,432,913,620.10 : 30,649,370,430.15 = 9,412,953,044.10 : x
  2. Step 2: Convert to fraction form
    20,432,913,620.10/30,649,370,430.15 = 9,412,953,044.10/x
  3. Step 3: Cross multiply
    20,432,913,620.10x = 30,649,370,430.15 × 9,412,953,044.10
  4. Step 4: Simplify right side
    20,432,913,620.10x = 288,501,084,690,229,002,240
  5. Step 5: Solve for x
    x = 288,501,084,690,229,002,240/20,432,913,620.10
  6. Step 6: Final answer
    x = 14,119,429,566.15

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1.5x scale

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.