Home / 911,087,676.32-1,366,864,561.20-264,855,420.32

Finding the Fourth Proportional to 911,087,676.32, 1,366,864,561.20 and 264,855,420.32

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Solution

The fourth proportional to 911,087,676.32, 1,366,864,561.20 and 264,855,420.32 is: 397,350,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,087,676.32 : 1,366,864,561.20 = 264,855,420.32 : x
  2. Step 2: Convert to fraction form
    911,087,676.32/1,366,864,561.20 = 264,855,420.32/x
  3. Step 3: Cross multiply
    911,087,676.32x = 1,366,864,561.20 × 264,855,420.32
  4. Step 4: Simplify right side
    911,087,676.32x = 362,021,487,877,138,368
  5. Step 5: Solve for x
    x = 362,021,487,877,138,368/911,087,676.32
  6. Step 6: Final answer
    x = 397,350,877.73

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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.