Home / 5,228,126,649.67-7,214,839,209.10-2,970,190,075.24

Finding the Fourth Proportional to 5,228,126,649.67, 7,214,839,209.10 and 2,970,190,075.24

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Solution

The fourth proportional to 5,228,126,649.67, 7,214,839,209.10 and 2,970,190,075.24 is: 4,098,876,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,126,649.67 : 7,214,839,209.10 = 2,970,190,075.24 : x
  2. Step 2: Convert to fraction form
    5,228,126,649.67/7,214,839,209.10 = 2,970,190,075.24/x
  3. Step 3: Cross multiply
    5,228,126,649.67x = 7,214,839,209.10 × 2,970,190,075.24
  4. Step 4: Simplify right side
    5,228,126,649.67x = 21,429,443,813,334,175,744
  5. Step 5: Solve for x
    x = 21,429,443,813,334,175,744/5,228,126,649.67
  6. Step 6: Final answer
    x = 4,098,876,184.40

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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.