Home / 251,364,732.57-346,842,455.22-139,852,708.11

Finding the Fourth Proportional to 251,364,732.57, 346,842,455.22 and 139,852,708.11

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Solution

The fourth proportional to 251,364,732.57, 346,842,455.22 and 139,852,708.11 is: 192,973,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,364,732.57 : 346,842,455.22 = 139,852,708.11 : x
  2. Step 2: Convert to fraction form
    251,364,732.57/346,842,455.22 = 139,852,708.11/x
  3. Step 3: Cross multiply
    251,364,732.57x = 346,842,455.22 × 139,852,708.11
  4. Step 4: Simplify right side
    251,364,732.57x = 48,506,856,650,038,416
  5. Step 5: Solve for x
    x = 48,506,856,650,038,416/251,364,732.57
  6. Step 6: Final answer
    x = 192,973,995.02

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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.