Home / 10,487,168,003.80-15,730,752,005.70-4,272,945,722.20

Finding the Fourth Proportional to 10,487,168,003.80, 15,730,752,005.70 and 4,272,945,722.20

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Solution

The fourth proportional to 10,487,168,003.80, 15,730,752,005.70 and 4,272,945,722.20 is: 6,409,418,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487,168,003.80 : 15,730,752,005.70 = 4,272,945,722.20 : x
  2. Step 2: Convert to fraction form
    10,487,168,003.80/15,730,752,005.70 = 4,272,945,722.20/x
  3. Step 3: Cross multiply
    10,487,168,003.80x = 15,730,752,005.70 × 4,272,945,722.20
  4. Step 4: Simplify right side
    10,487,168,003.80x = 67,216,649,489,744,887,808
  5. Step 5: Solve for x
    x = 67,216,649,489,744,887,808/10,487,168,003.80
  6. Step 6: Final answer
    x = 6,409,418,583.30

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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.