Home / 949,750,661.18-1,310,656,036.66-526,391,654.61

Finding the Fourth Proportional to 949,750,661.18, 1,310,656,036.66 and 526,391,654.61

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Solution

The fourth proportional to 949,750,661.18, 1,310,656,036.66 and 526,391,654.61 is: 726,420,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,750,661.18 : 1,310,656,036.66 = 526,391,654.61 : x
  2. Step 2: Convert to fraction form
    949,750,661.18/1,310,656,036.66 = 526,391,654.61/x
  3. Step 3: Cross multiply
    949,750,661.18x = 1,310,656,036.66 × 526,391,654.61
  4. Step 4: Simplify right side
    949,750,661.18x = 689,918,399,769,228,160
  5. Step 5: Solve for x
    x = 689,918,399,769,228,160/949,750,661.18
  6. Step 6: Final answer
    x = 726,420,552.22

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1.5x scale

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.