Home / 1,071,211,488.27-1,478,137,994.79-594,837,087.62

Finding the Fourth Proportional to 1,071,211,488.27, 1,478,137,994.79 and 594,837,087.62

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Solution

The fourth proportional to 1,071,211,488.27, 1,478,137,994.79 and 594,837,087.62 is: 820,800,849.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,211,488.27 : 1,478,137,994.79 = 594,837,087.62 : x
  2. Step 2: Convert to fraction form
    1,071,211,488.27/1,478,137,994.79 = 594,837,087.62/x
  3. Step 3: Cross multiply
    1,071,211,488.27x = 1,478,137,994.79 × 594,837,087.62
  4. Step 4: Simplify right side
    1,071,211,488.27x = 879,251,299,921,350,272
  5. Step 5: Solve for x
    x = 879,251,299,921,350,272/1,071,211,488.27
  6. Step 6: Final answer
    x = 820,800,849.84

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Double scale
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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.