Home / 7,084,983,487.77-9,777,219,108.14-3,869,895,527.96

Finding the Fourth Proportional to 7,084,983,487.77, 9,777,219,108.14 and 3,869,895,527.96

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Solution

The fourth proportional to 7,084,983,487.77, 9,777,219,108.14 and 3,869,895,527.96 is: 5,340,424,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084,983,487.77 : 9,777,219,108.14 = 3,869,895,527.96 : x
  2. Step 2: Convert to fraction form
    7,084,983,487.77/9,777,219,108.14 = 3,869,895,527.96/x
  3. Step 3: Cross multiply
    7,084,983,487.77x = 9,777,219,108.14 × 3,869,895,527.96
  4. Step 4: Simplify right side
    7,084,983,487.77x = 37,836,816,502,487,859,200
  5. Step 5: Solve for x
    x = 37,836,816,502,487,859,200/7,084,983,487.77
  6. Step 6: Final answer
    x = 5,340,424,091.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.