Home / 250,947,730.06-346,292,686.20-139,434,757.90

Finding the Fourth Proportional to 250,947,730.06, 346,292,686.20 and 139,434,757.90

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Solution

The fourth proportional to 250,947,730.06, 346,292,686.20 and 139,434,757.90 is: 192,411,530.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,947,730.06 : 346,292,686.20 = 139,434,757.90 : x
  2. Step 2: Convert to fraction form
    250,947,730.06/346,292,686.20 = 139,434,757.90/x
  3. Step 3: Cross multiply
    250,947,730.06x = 346,292,686.20 × 139,434,757.90
  4. Step 4: Simplify right side
    250,947,730.06x = 48,285,236,862,837,672
  5. Step 5: Solve for x
    x = 48,285,236,862,837,672/250,947,730.06
  6. Step 6: Final answer
    x = 192,411,530.69

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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.