Home / 1,031,626,227.15-1,423,638,129.60-561,726,423

Finding the Fourth Proportional to 1,031,626,227.15, 1,423,638,129.60 and 561,726,423

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Solution

The fourth proportional to 1,031,626,227.15, 1,423,638,129.60 and 561,726,423 is: 775,179,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,626,227.15 : 1,423,638,129.60 = 561,726,423 : x
  2. Step 2: Convert to fraction form
    1,031,626,227.15/1,423,638,129.60 = 561,726,423/x
  3. Step 3: Cross multiply
    1,031,626,227.15x = 1,423,638,129.60 × 561,726,423
  4. Step 4: Simplify right side
    1,031,626,227.15x = 799,695,154,186,618,368
  5. Step 5: Solve for x
    x = 799,695,154,186,618,368/1,031,626,227.15
  6. Step 6: Final answer
    x = 775,179,161.93

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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.