Home / 677,735,554.19-1,012,039,449.51-553,484,668.04

Finding the Fourth Proportional to 677,735,554.19, 1,012,039,449.51 and 553,484,668.04

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Solution

The fourth proportional to 677,735,554.19, 1,012,039,449.51 and 553,484,668.04 is: 826,499,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,735,554.19 : 1,012,039,449.51 = 553,484,668.04 : x
  2. Step 2: Convert to fraction form
    677,735,554.19/1,012,039,449.51 = 553,484,668.04/x
  3. Step 3: Cross multiply
    677,735,554.19x = 1,012,039,449.51 × 553,484,668.04
  4. Step 4: Simplify right side
    677,735,554.19x = 560,148,318,750,366,464
  5. Step 5: Solve for x
    x = 560,148,318,750,366,464/677,735,554.19
  6. Step 6: Final answer
    x = 826,499,827.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.