Home / 608,532,763.20-912,496,887.38-193,955,639.10

Finding the Fourth Proportional to 608,532,763.20, 912,496,887.38 and 193,955,639.10

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Solution

The fourth proportional to 608,532,763.20, 912,496,887.38 and 193,955,639.10 is: 290,837,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,532,763.20 : 912,496,887.38 = 193,955,639.10 : x
  2. Step 2: Convert to fraction form
    608,532,763.20/912,496,887.38 = 193,955,639.10/x
  3. Step 3: Cross multiply
    608,532,763.20x = 912,496,887.38 × 193,955,639.10
  4. Step 4: Simplify right side
    608,532,763.20x = 176,983,916,968,548,608
  5. Step 5: Solve for x
    x = 176,983,916,968,548,608/608,532,763.20
  6. Step 6: Final answer
    x = 290,837,121.14

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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.