Home / 833,242,097.88-1,248,988,225.32-280,352,591.10

Finding the Fourth Proportional to 833,242,097.88, 1,248,988,225.32 and 280,352,591.10

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Solution

The fourth proportional to 833,242,097.88, 1,248,988,225.32 and 280,352,591.10 is: 420,234,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,242,097.88 : 1,248,988,225.32 = 280,352,591.10 : x
  2. Step 2: Convert to fraction form
    833,242,097.88/1,248,988,225.32 = 280,352,591.10/x
  3. Step 3: Cross multiply
    833,242,097.88x = 1,248,988,225.32 × 280,352,591.10
  4. Step 4: Simplify right side
    833,242,097.88x = 350,157,085,221,852,608
  5. Step 5: Solve for x
    x = 350,157,085,221,852,608/833,242,097.88
  6. Step 6: Final answer
    x = 420,234,510.61

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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.