Home / 294,972,256.80-442,458,385.20-103,496,032.80

Finding the Fourth Proportional to 294,972,256.80, 442,458,385.20 and 103,496,032.80

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Solution

The fourth proportional to 294,972,256.80, 442,458,385.20 and 103,496,032.80 is: 155,244,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,972,256.80 : 442,458,385.20 = 103,496,032.80 : x
  2. Step 2: Convert to fraction form
    294,972,256.80/442,458,385.20 = 103,496,032.80/x
  3. Step 3: Cross multiply
    294,972,256.80x = 442,458,385.20 × 103,496,032.80
  4. Step 4: Simplify right side
    294,972,256.80x = 45,792,687,547,294,232
  5. Step 5: Solve for x
    x = 45,792,687,547,294,232/294,972,256.80
  6. Step 6: Final answer
    x = 155,244,049.20

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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.