Home / 1,686,222,689.80-2,326,937,334.42-933,569,410

Finding the Fourth Proportional to 1,686,222,689.80, 2,326,937,334.42 and 933,569,410

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Solution

The fourth proportional to 1,686,222,689.80, 2,326,937,334.42 and 933,569,410 is: 1,288,298,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,222,689.80 : 2,326,937,334.42 = 933,569,410 : x
  2. Step 2: Convert to fraction form
    1,686,222,689.80/2,326,937,334.42 = 933,569,410/x
  3. Step 3: Cross multiply
    1,686,222,689.80x = 2,326,937,334.42 × 933,569,410
  4. Step 4: Simplify right side
    1,686,222,689.80x = 2,172,357,514,401,452,288
  5. Step 5: Solve for x
    x = 2,172,357,514,401,452,288/1,686,222,689.80
  6. Step 6: Final answer
    x = 1,288,298,115.99

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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.