Home / 5,555,986,641.65-8,332,645,554.07-2,565,176,154.23

Finding the Fourth Proportional to 5,555,986,641.65, 8,332,645,554.07 and 2,565,176,154.23

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Solution

The fourth proportional to 5,555,986,641.65, 8,332,645,554.07 and 2,565,176,154.23 is: 3,847,148,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,986,641.65 : 8,332,645,554.07 = 2,565,176,154.23 : x
  2. Step 2: Convert to fraction form
    5,555,986,641.65/8,332,645,554.07 = 2,565,176,154.23/x
  3. Step 3: Cross multiply
    5,555,986,641.65x = 8,332,645,554.07 × 2,565,176,154.23
  4. Step 4: Simplify right side
    5,555,986,641.65x = 21,374,703,676,950,990,848
  5. Step 5: Solve for x
    x = 21,374,703,676,950,990,848/5,555,986,641.65
  6. Step 6: Final answer
    x = 3,847,148,140.48

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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.