Home / 846,597,695.31-1,168,041,243.11-489,235,280.92

Finding the Fourth Proportional to 846,597,695.31, 1,168,041,243.11 and 489,235,280.92

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Solution

The fourth proportional to 846,597,695.31, 1,168,041,243.11 and 489,235,280.92 is: 674,992,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,597,695.31 : 1,168,041,243.11 = 489,235,280.92 : x
  2. Step 2: Convert to fraction form
    846,597,695.31/1,168,041,243.11 = 489,235,280.92/x
  3. Step 3: Cross multiply
    846,597,695.31x = 1,168,041,243.11 × 489,235,280.92
  4. Step 4: Simplify right side
    846,597,695.31x = 571,446,985,693,226,624
  5. Step 5: Solve for x
    x = 571,446,985,693,226,624/846,597,695.31
  6. Step 6: Final answer
    x = 674,992,371.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.