Home / 157,464,340.65-236,196,510.98-143,103,623.85

Finding the Fourth Proportional to 157,464,340.65, 236,196,510.98 and 143,103,623.85

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Solution

The fourth proportional to 157,464,340.65, 236,196,510.98 and 143,103,623.85 is: 214,655,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,340.65 : 236,196,510.98 = 143,103,623.85 : x
  2. Step 2: Convert to fraction form
    157,464,340.65/236,196,510.98 = 143,103,623.85/x
  3. Step 3: Cross multiply
    157,464,340.65x = 236,196,510.98 × 143,103,623.85
  4. Step 4: Simplify right side
    157,464,340.65x = 33,800,576,661,964,312
  5. Step 5: Solve for x
    x = 33,800,576,661,964,312/157,464,340.65
  6. Step 6: Final answer
    x = 214,655,435.78

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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.