Home / 115,853,820.40-173,631,431.40-88,793,340.40

Finding the Fourth Proportional to 115,853,820.40, 173,631,431.40 and 88,793,340.40

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Solution

The fourth proportional to 115,853,820.40, 173,631,431.40 and 88,793,340.40 is: 133,075,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,853,820.40 : 173,631,431.40 = 88,793,340.40 : x
  2. Step 2: Convert to fraction form
    115,853,820.40/173,631,431.40 = 88,793,340.40/x
  3. Step 3: Cross multiply
    115,853,820.40x = 173,631,431.40 × 88,793,340.40
  4. Step 4: Simplify right side
    115,853,820.40x = 15,417,314,792,439,450
  5. Step 5: Solve for x
    x = 15,417,314,792,439,450/115,853,820.40
  6. Step 6: Final answer
    x = 133,075,583.86

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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.