Home / 8,739,306,005.40-13,108,959,008.10-8,678,084,002.20

Finding the Fourth Proportional to 8,739,306,005.40, 13,108,959,008.10 and 8,678,084,002.20

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Solution

The fourth proportional to 8,739,306,005.40, 13,108,959,008.10 and 8,678,084,002.20 is: 13,017,126,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739,306,005.40 : 13,108,959,008.10 = 8,678,084,002.20 : x
  2. Step 2: Convert to fraction form
    8,739,306,005.40/13,108,959,008.10 = 8,678,084,002.20/x
  3. Step 3: Cross multiply
    8,739,306,005.40x = 13,108,959,008.10 × 8,678,084,002.20
  4. Step 4: Simplify right side
    8,739,306,005.40x = 113,760,647,453,688,201,216
  5. Step 5: Solve for x
    x = 113,760,647,453,688,201,216/8,739,306,005.40
  6. Step 6: Final answer
    x = 13,017,126,003.30

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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.