Home / 1,030,155,308.30-1,545,921,778.29-440,083,446.29

Finding the Fourth Proportional to 1,030,155,308.30, 1,545,921,778.29 and 440,083,446.29

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Solution

The fourth proportional to 1,030,155,308.30, 1,545,921,778.29 and 440,083,446.29 is: 660,419,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,155,308.30 : 1,545,921,778.29 = 440,083,446.29 : x
  2. Step 2: Convert to fraction form
    1,030,155,308.30/1,545,921,778.29 = 440,083,446.29/x
  3. Step 3: Cross multiply
    1,030,155,308.30x = 1,545,921,778.29 × 440,083,446.29
  4. Step 4: Simplify right side
    1,030,155,308.30x = 680,334,583,884,628,480
  5. Step 5: Solve for x
    x = 680,334,583,884,628,480/1,030,155,308.30
  6. Step 6: Final answer
    x = 660,419,432.30

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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.