Home / 276,587,114.60-414,880,671.90-215,365,111.40

Finding the Fourth Proportional to 276,587,114.60, 414,880,671.90 and 215,365,111.40

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Solution

The fourth proportional to 276,587,114.60, 414,880,671.90 and 215,365,111.40 is: 323,047,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,587,114.60 : 414,880,671.90 = 215,365,111.40 : x
  2. Step 2: Convert to fraction form
    276,587,114.60/414,880,671.90 = 215,365,111.40/x
  3. Step 3: Cross multiply
    276,587,114.60x = 414,880,671.90 × 215,365,111.40
  4. Step 4: Simplify right side
    276,587,114.60x = 89,350,822,121,450,352
  5. Step 5: Solve for x
    x = 89,350,822,121,450,352/276,587,114.60
  6. Step 6: Final answer
    x = 323,047,667.10

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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.