Home / 347,236,275.95-479,186,585.78-188,466,455.92

Finding the Fourth Proportional to 347,236,275.95, 479,186,585.78 and 188,466,455.92

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Solution

The fourth proportional to 347,236,275.95, 479,186,585.78 and 188,466,455.92 is: 260,083,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,236,275.95 : 479,186,585.78 = 188,466,455.92 : x
  2. Step 2: Convert to fraction form
    347,236,275.95/479,186,585.78 = 188,466,455.92/x
  3. Step 3: Cross multiply
    347,236,275.95x = 479,186,585.78 × 188,466,455.92
  4. Step 4: Simplify right side
    347,236,275.95x = 90,310,597,545,122,240
  5. Step 5: Solve for x
    x = 90,310,597,545,122,240/347,236,275.95
  6. Step 6: Final answer
    x = 260,083,994.10

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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.