Home / 1,686,222,679.80-2,326,937,320.62-933,569,400

Finding the Fourth Proportional to 1,686,222,679.80, 2,326,937,320.62 and 933,569,400

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Solution

The fourth proportional to 1,686,222,679.80, 2,326,937,320.62 and 933,569,400 is: 1,288,298,102.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,222,679.80 : 2,326,937,320.62 = 933,569,400 : x
  2. Step 2: Convert to fraction form
    1,686,222,679.80/2,326,937,320.62 = 933,569,400/x
  3. Step 3: Cross multiply
    1,686,222,679.80x = 2,326,937,320.62 × 933,569,400
  4. Step 4: Simplify right side
    1,686,222,679.80x = 2,172,357,478,248,820,992
  5. Step 5: Solve for x
    x = 2,172,357,478,248,820,992/1,686,222,679.80
  6. Step 6: Final answer
    x = 1,288,298,102.19

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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.