Home / 690,983,469.60-1,036,475,204.40-224,643,992.10

Finding the Fourth Proportional to 690,983,469.60, 1,036,475,204.40 and 224,643,992.10

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Solution

The fourth proportional to 690,983,469.60, 1,036,475,204.40 and 224,643,992.10 is: 336,965,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,983,469.60 : 1,036,475,204.40 = 224,643,992.10 : x
  2. Step 2: Convert to fraction form
    690,983,469.60/1,036,475,204.40 = 224,643,992.10/x
  3. Step 3: Cross multiply
    690,983,469.60x = 1,036,475,204.40 × 224,643,992.10
  4. Step 4: Simplify right side
    690,983,469.60x = 232,837,927,629,079,488
  5. Step 5: Solve for x
    x = 232,837,927,629,079,488/690,983,469.60
  6. Step 6: Final answer
    x = 336,965,988.15

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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.