Home / 162,362,594.85-243,543,887.57-74,898,233.95

Finding the Fourth Proportional to 162,362,594.85, 243,543,887.57 and 74,898,233.95

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Solution

The fourth proportional to 162,362,594.85, 243,543,887.57 and 74,898,233.95 is: 112,347,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,362,594.85 : 243,543,887.57 = 74,898,233.95 : x
  2. Step 2: Convert to fraction form
    162,362,594.85/243,543,887.57 = 74,898,233.95/x
  3. Step 3: Cross multiply
    162,362,594.85x = 243,543,887.57 × 74,898,233.95
  4. Step 4: Simplify right side
    162,362,594.85x = 18,241,007,068,310,356
  5. Step 5: Solve for x
    x = 18,241,007,068,310,356/162,362,594.85
  6. Step 6: Final answer
    x = 112,347,348.75

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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.