Home / 6,970,187,999.80-10,455,281,999.70-5,392,020,806.20

Finding the Fourth Proportional to 6,970,187,999.80, 10,455,281,999.70 and 5,392,020,806.20

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Solution

The fourth proportional to 6,970,187,999.80, 10,455,281,999.70 and 5,392,020,806.20 is: 8,088,031,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,187,999.80 : 10,455,281,999.70 = 5,392,020,806.20 : x
  2. Step 2: Convert to fraction form
    6,970,187,999.80/10,455,281,999.70 = 5,392,020,806.20/x
  3. Step 3: Cross multiply
    6,970,187,999.80x = 10,455,281,999.70 × 5,392,020,806.20
  4. Step 4: Simplify right side
    6,970,187,999.80x = 56,375,098,077,070,745,600
  5. Step 5: Solve for x
    x = 56,375,098,077,070,745,600/6,970,187,999.80
  6. Step 6: Final answer
    x = 8,088,031,209.30

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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.