Home / 53,144,150.10-79,716,225.15-40,295,087.70

Finding the Fourth Proportional to 53,144,150.10, 79,716,225.15 and 40,295,087.70

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Solution

The fourth proportional to 53,144,150.10, 79,716,225.15 and 40,295,087.70 is: 60,442,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144,150.10 : 79,716,225.15 = 40,295,087.70 : x
  2. Step 2: Convert to fraction form
    53,144,150.10/79,716,225.15 = 40,295,087.70/x
  3. Step 3: Cross multiply
    53,144,150.10x = 79,716,225.15 × 40,295,087.70
  4. Step 4: Simplify right side
    53,144,150.10x = 3,212,172,283,532,196
  5. Step 5: Solve for x
    x = 3,212,172,283,532,196/53,144,150.10
  6. Step 6: Final answer
    x = 60,442,631.55

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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.