Home / 260,161,340.08-359,024,420.16-142,687,509.92

Finding the Fourth Proportional to 260,161,340.08, 359,024,420.16 and 142,687,509.92

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Solution

The fourth proportional to 260,161,340.08, 359,024,420.16 and 142,687,509.92 is: 196,909,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,161,340.08 : 359,024,420.16 = 142,687,509.92 : x
  2. Step 2: Convert to fraction form
    260,161,340.08/359,024,420.16 = 142,687,509.92/x
  3. Step 3: Cross multiply
    260,161,340.08x = 359,024,420.16 × 142,687,509.92
  4. Step 4: Simplify right side
    260,161,340.08x = 51,228,300,513,102,248
  5. Step 5: Solve for x
    x = 51,228,300,513,102,248/260,161,340.08
  6. Step 6: Final answer
    x = 196,909,734.93

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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.