Home / 191,728,243.20-287,592,364.80-62,340,074.40

Finding the Fourth Proportional to 191,728,243.20, 287,592,364.80 and 62,340,074.40

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Solution

The fourth proportional to 191,728,243.20, 287,592,364.80 and 62,340,074.40 is: 93,510,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,728,243.20 : 287,592,364.80 = 62,340,074.40 : x
  2. Step 2: Convert to fraction form
    191,728,243.20/287,592,364.80 = 62,340,074.40/x
  3. Step 3: Cross multiply
    191,728,243.20x = 287,592,364.80 × 62,340,074.40
  4. Step 4: Simplify right side
    191,728,243.20x = 17,928,529,418,503,942
  5. Step 5: Solve for x
    x = 17,928,529,418,503,942/191,728,243.20
  6. Step 6: Final answer
    x = 93,510,111.60

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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.