Home / 99,385,502.20-149,083,307.70-31,228,862.20

Finding the Fourth Proportional to 99,385,502.20, 149,083,307.70 and 31,228,862.20

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Solution

The fourth proportional to 99,385,502.20, 149,083,307.70 and 31,228,862.20 is: 46,844,881.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,385,502.20 : 149,083,307.70 = 31,228,862.20 : x
  2. Step 2: Convert to fraction form
    99,385,502.20/149,083,307.70 = 31,228,862.20/x
  3. Step 3: Cross multiply
    99,385,502.20x = 149,083,307.70 × 31,228,862.20
  4. Step 4: Simplify right side
    99,385,502.20x = 4,655,702,072,483,498
  5. Step 5: Solve for x
    x = 4,655,702,072,483,498/99,385,502.20
  6. Step 6: Final answer
    x = 46,844,881.49

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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.