Home / 191,808,006.80-287,712,010.20-175,935,635.60

Finding the Fourth Proportional to 191,808,006.80, 287,712,010.20 and 175,935,635.60

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Solution

The fourth proportional to 191,808,006.80, 287,712,010.20 and 175,935,635.60 is: 263,903,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,808,006.80 : 287,712,010.20 = 175,935,635.60 : x
  2. Step 2: Convert to fraction form
    191,808,006.80/287,712,010.20 = 175,935,635.60/x
  3. Step 3: Cross multiply
    191,808,006.80x = 287,712,010.20 × 175,935,635.60
  4. Step 4: Simplify right side
    191,808,006.80x = 50,618,795,384,290,680
  5. Step 5: Solve for x
    x = 50,618,795,384,290,680/191,808,006.80
  6. Step 6: Final answer
    x = 263,903,453.40

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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.