Home / 2,042,229,493.17-2,818,351,873.86-1,138,066,678.08

Finding the Fourth Proportional to 2,042,229,493.17, 2,818,351,873.86 and 1,138,066,678.08

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Solution

The fourth proportional to 2,042,229,493.17, 2,818,351,873.86 and 1,138,066,678.08 is: 1,570,573,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,229,493.17 : 2,818,351,873.86 = 1,138,066,678.08 : x
  2. Step 2: Convert to fraction form
    2,042,229,493.17/2,818,351,873.86 = 1,138,066,678.08/x
  3. Step 3: Cross multiply
    2,042,229,493.17x = 2,818,351,873.86 × 1,138,066,678.08
  4. Step 4: Simplify right side
    2,042,229,493.17x = 3,207,472,354,744,393,216
  5. Step 5: Solve for x
    x = 3,207,472,354,744,393,216/2,042,229,493.17
  6. Step 6: Final answer
    x = 1,570,573,907.33

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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.