Home / 74,868,850.26-112,303,124.78-70,312,845.39

Finding the Fourth Proportional to 74,868,850.26, 112,303,124.78 and 70,312,845.39

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Solution

The fourth proportional to 74,868,850.26, 112,303,124.78 and 70,312,845.39 is: 105,469,126.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,868,850.26 : 112,303,124.78 = 70,312,845.39 : x
  2. Step 2: Convert to fraction form
    74,868,850.26/112,303,124.78 = 70,312,845.39/x
  3. Step 3: Cross multiply
    74,868,850.26x = 112,303,124.78 × 70,312,845.39
  4. Step 4: Simplify right side
    74,868,850.26x = 7,896,352,249,093,179
  5. Step 5: Solve for x
    x = 7,896,352,249,093,179/74,868,850.26
  6. Step 6: Final answer
    x = 105,469,126.64

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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.