Home / 260,829,637.20-359,948,626.92-143,365,830.48

Finding the Fourth Proportional to 260,829,637.20, 359,948,626.92 and 143,365,830.48

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Solution

The fourth proportional to 260,829,637.20, 359,948,626.92 and 143,365,830.48 is: 197,846,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,829,637.20 : 359,948,626.92 = 143,365,830.48 : x
  2. Step 2: Convert to fraction form
    260,829,637.20/359,948,626.92 = 143,365,830.48/x
  3. Step 3: Cross multiply
    260,829,637.20x = 359,948,626.92 × 143,365,830.48
  4. Step 4: Simplify right side
    260,829,637.20x = 51,604,333,828,521,480
  5. Step 5: Solve for x
    x = 51,604,333,828,521,480/260,829,637.20
  6. Step 6: Final answer
    x = 197,846,894.94

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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.