Home / 1,570,872,869.90-2,356,309,304.85-696,546,136.70

Finding the Fourth Proportional to 1,570,872,869.90, 2,356,309,304.85 and 696,546,136.70

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Solution

The fourth proportional to 1,570,872,869.90, 2,356,309,304.85 and 696,546,136.70 is: 1,044,819,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,872,869.90 : 2,356,309,304.85 = 696,546,136.70 : x
  2. Step 2: Convert to fraction form
    1,570,872,869.90/2,356,309,304.85 = 696,546,136.70/x
  3. Step 3: Cross multiply
    1,570,872,869.90x = 2,356,309,304.85 × 696,546,136.70
  4. Step 4: Simplify right side
    1,570,872,869.90x = 1,641,278,143,163,530,240
  5. Step 5: Solve for x
    x = 1,641,278,143,163,530,240/1,570,872,869.90
  6. Step 6: Final answer
    x = 1,044,819,205.05

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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.