Home / 886,465,363.55-1,329,698,045.33-272,969,873.15

Finding the Fourth Proportional to 886,465,363.55, 1,329,698,045.33 and 272,969,873.15

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Solution

The fourth proportional to 886,465,363.55, 1,329,698,045.33 and 272,969,873.15 is: 409,454,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,465,363.55 : 1,329,698,045.33 = 272,969,873.15 : x
  2. Step 2: Convert to fraction form
    886,465,363.55/1,329,698,045.33 = 272,969,873.15/x
  3. Step 3: Cross multiply
    886,465,363.55x = 1,329,698,045.33 × 272,969,873.15
  4. Step 4: Simplify right side
    886,465,363.55x = 362,967,506,760,168,192
  5. Step 5: Solve for x
    x = 362,967,506,760,168,192/886,465,363.55
  6. Step 6: Final answer
    x = 409,454,809.73

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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.