Home / 191,818,169.55-287,727,254.33-70,633,875.15

Finding the Fourth Proportional to 191,818,169.55, 287,727,254.33 and 70,633,875.15

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Solution

The fourth proportional to 191,818,169.55, 287,727,254.33 and 70,633,875.15 is: 105,950,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,818,169.55 : 287,727,254.33 = 70,633,875.15 : x
  2. Step 2: Convert to fraction form
    191,818,169.55/287,727,254.33 = 70,633,875.15/x
  3. Step 3: Cross multiply
    191,818,169.55x = 287,727,254.33 × 70,633,875.15
  4. Step 4: Simplify right side
    191,818,169.55x = 20,323,290,959,244,348
  5. Step 5: Solve for x
    x = 20,323,290,959,244,348/191,818,169.55
  6. Step 6: Final answer
    x = 105,950,812.73

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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.