Home / 10,585,100,164.13-15,872,990,985.88-5,609,656,319.20

Finding the Fourth Proportional to 10,585,100,164.13, 15,872,990,985.88 and 5,609,656,319.20

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Solution

The fourth proportional to 10,585,100,164.13, 15,872,990,985.88 and 5,609,656,319.20 is: 8,412,015,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,585,100,164.13 : 15,872,990,985.88 = 5,609,656,319.20 : x
  2. Step 2: Convert to fraction form
    10,585,100,164.13/15,872,990,985.88 = 5,609,656,319.20/x
  3. Step 3: Cross multiply
    10,585,100,164.13x = 15,872,990,985.88 × 5,609,656,319.20
  4. Step 4: Simplify right side
    10,585,100,164.13x = 89,042,024,188,479,602,688
  5. Step 5: Solve for x
    x = 89,042,024,188,479,602,688/10,585,100,164.13
  6. Step 6: Final answer
    x = 8,412,015,267.48

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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.