Home / 140,296,236.59-210,439,630.95-49,417,463.63

Finding the Fourth Proportional to 140,296,236.59, 210,439,630.95 and 49,417,463.63

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Solution

The fourth proportional to 140,296,236.59, 210,439,630.95 and 49,417,463.63 is: 74,124,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,296,236.59 : 210,439,630.95 = 49,417,463.63 : x
  2. Step 2: Convert to fraction form
    140,296,236.59/210,439,630.95 = 49,417,463.63/x
  3. Step 3: Cross multiply
    140,296,236.59x = 210,439,630.95 × 49,417,463.63
  4. Step 4: Simplify right side
    140,296,236.59x = 10,399,392,807,730,048
  5. Step 5: Solve for x
    x = 10,399,392,807,730,048/140,296,236.59
  6. Step 6: Final answer
    x = 74,124,531.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.