Home / 712,071,213.20-1,067,256,514.20-297,547,233.20

Finding the Fourth Proportional to 712,071,213.20, 1,067,256,514.20 and 297,547,233.20

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Solution

The fourth proportional to 712,071,213.20, 1,067,256,514.20 and 297,547,233.20 is: 445,965,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,071,213.20 : 1,067,256,514.20 = 297,547,233.20 : x
  2. Step 2: Convert to fraction form
    712,071,213.20/1,067,256,514.20 = 297,547,233.20/x
  3. Step 3: Cross multiply
    712,071,213.20x = 1,067,256,514.20 × 297,547,233.20
  4. Step 4: Simplify right side
    712,071,213.20x = 317,559,222,914,886,528
  5. Step 5: Solve for x
    x = 317,559,222,914,886,528/712,071,213.20
  6. Step 6: Final answer
    x = 445,965,539.72

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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.