Home / 251,548,934.56-347,153,386.08-152,438,348.32

Finding the Fourth Proportional to 251,548,934.56, 347,153,386.08 and 152,438,348.32

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Solution

The fourth proportional to 251,548,934.56, 347,153,386.08 and 152,438,348.32 is: 210,374,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,548,934.56 : 347,153,386.08 = 152,438,348.32 : x
  2. Step 2: Convert to fraction form
    251,548,934.56/347,153,386.08 = 152,438,348.32/x
  3. Step 3: Cross multiply
    251,548,934.56x = 347,153,386.08 × 152,438,348.32
  4. Step 4: Simplify right side
    251,548,934.56x = 52,919,488,787,730,472
  5. Step 5: Solve for x
    x = 52,919,488,787,730,472/251,548,934.56
  6. Step 6: Final answer
    x = 210,374,529.63

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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.