Home / 1,709,872,630.72-2,566,467,478.32-825,180,585.52

Finding the Fourth Proportional to 1,709,872,630.72, 2,566,467,478.32 and 825,180,585.52

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Solution

The fourth proportional to 1,709,872,630.72, 2,566,467,478.32 and 825,180,585.52 is: 1,238,571,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,872,630.72 : 2,566,467,478.32 = 825,180,585.52 : x
  2. Step 2: Convert to fraction form
    1,709,872,630.72/2,566,467,478.32 = 825,180,585.52/x
  3. Step 3: Cross multiply
    1,709,872,630.72x = 2,566,467,478.32 × 825,180,585.52
  4. Step 4: Simplify right side
    1,709,872,630.72x = 2,117,799,136,478,135,552
  5. Step 5: Solve for x
    x = 2,117,799,136,478,135,552/1,709,872,630.72
  6. Step 6: Final answer
    x = 1,238,571,282.11

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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.