Home / 191,736,436.02-287,606,753.55-55,423,000.50

Finding the Fourth Proportional to 191,736,436.02, 287,606,753.55 and 55,423,000.50

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Solution

The fourth proportional to 191,736,436.02, 287,606,753.55 and 55,423,000.50 is: 83,135,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,736,436.02 : 287,606,753.55 = 55,423,000.50 : x
  2. Step 2: Convert to fraction form
    191,736,436.02/287,606,753.55 = 55,423,000.50/x
  3. Step 3: Cross multiply
    191,736,436.02x = 287,606,753.55 × 55,423,000.50
  4. Step 4: Simplify right side
    191,736,436.02x = 15,940,029,245,805,028
  5. Step 5: Solve for x
    x = 15,940,029,245,805,028/191,736,436.02
  6. Step 6: Final answer
    x = 83,135,107.63

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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.