Home / 1,145,163,024.10-1,718,248,420.95-531,431,337.70

Finding the Fourth Proportional to 1,145,163,024.10, 1,718,248,420.95 and 531,431,337.70

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Solution

The fourth proportional to 1,145,163,024.10, 1,718,248,420.95 and 531,431,337.70 is: 797,380,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,163,024.10 : 1,718,248,420.95 = 531,431,337.70 : x
  2. Step 2: Convert to fraction form
    1,145,163,024.10/1,718,248,420.95 = 531,431,337.70/x
  3. Step 3: Cross multiply
    1,145,163,024.10x = 1,718,248,420.95 × 531,431,337.70
  4. Step 4: Simplify right side
    1,145,163,024.10x = 913,131,056,846,371,200
  5. Step 5: Solve for x
    x = 913,131,056,846,371,200/1,145,163,024.10
  6. Step 6: Final answer
    x = 797,380,842.40

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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.