Home / 191,808,002.10-287,712,003.15-174,235,019.70

Finding the Fourth Proportional to 191,808,002.10, 287,712,003.15 and 174,235,019.70

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Solution

The fourth proportional to 191,808,002.10, 287,712,003.15 and 174,235,019.70 is: 261,352,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,808,002.10 : 287,712,003.15 = 174,235,019.70 : x
  2. Step 2: Convert to fraction form
    191,808,002.10/287,712,003.15 = 174,235,019.70/x
  3. Step 3: Cross multiply
    191,808,002.10x = 287,712,003.15 × 174,235,019.70
  4. Step 4: Simplify right side
    191,808,002.10x = 50,129,506,536,766,704
  5. Step 5: Solve for x
    x = 50,129,506,536,766,704/191,808,002.10
  6. Step 6: Final answer
    x = 261,352,529.55

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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.