Home / 83,717,163.75-115,529,080.90-46,547,156.10

Finding the Fourth Proportional to 83,717,163.75, 115,529,080.90 and 46,547,156.10

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Solution

The fourth proportional to 83,717,163.75, 115,529,080.90 and 46,547,156.10 is: 64,234,738.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,717,163.75 : 115,529,080.90 = 46,547,156.10 : x
  2. Step 2: Convert to fraction form
    83,717,163.75/115,529,080.90 = 46,547,156.10/x
  3. Step 3: Cross multiply
    83,717,163.75x = 115,529,080.90 × 46,547,156.10
  4. Step 4: Simplify right side
    83,717,163.75x = 5,377,550,162,495,887
  5. Step 5: Solve for x
    x = 5,377,550,162,495,887/83,717,163.75
  6. Step 6: Final answer
    x = 64,234,738.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.