Home / 898,454,552.40-1,346,620,145.40-380,883,992.40

Finding the Fourth Proportional to 898,454,552.40, 1,346,620,145.40 and 380,883,992.40

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Solution

The fourth proportional to 898,454,552.40, 1,346,620,145.40 and 380,883,992.40 is: 570,875,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,454,552.40 : 1,346,620,145.40 = 380,883,992.40 : x
  2. Step 2: Convert to fraction form
    898,454,552.40/1,346,620,145.40 = 380,883,992.40/x
  3. Step 3: Cross multiply
    898,454,552.40x = 1,346,620,145.40 × 380,883,992.40
  4. Step 4: Simplify right side
    898,454,552.40x = 512,906,057,226,220,480
  5. Step 5: Solve for x
    x = 512,906,057,226,220,480/898,454,552.40
  6. Step 6: Final answer
    x = 570,875,906.70

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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.