Home / 260,681,405.90-359,744,024.76-143,217,592.16

Finding the Fourth Proportional to 260,681,405.90, 359,744,024.76 and 143,217,592.16

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Solution

The fourth proportional to 260,681,405.90, 359,744,024.76 and 143,217,592.16 is: 197,642,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,681,405.90 : 359,744,024.76 = 143,217,592.16 : x
  2. Step 2: Convert to fraction form
    260,681,405.90/359,744,024.76 = 143,217,592.16/x
  3. Step 3: Cross multiply
    260,681,405.90x = 359,744,024.76 × 143,217,592.16
  4. Step 4: Simplify right side
    260,681,405.90x = 51,521,673,020,074,616
  5. Step 5: Solve for x
    x = 51,521,673,020,074,616/260,681,405.90
  6. Step 6: Final answer
    x = 197,642,301.50

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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.