Home / 115,666,576.40-173,163,941.40-112,307,344.40

Finding the Fourth Proportional to 115,666,576.40, 173,163,941.40 and 112,307,344.40

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Solution

The fourth proportional to 115,666,576.40, 173,163,941.40 and 112,307,344.40 is: 168,134,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,666,576.40 : 173,163,941.40 = 112,307,344.40 : x
  2. Step 2: Convert to fraction form
    115,666,576.40/173,163,941.40 = 112,307,344.40/x
  3. Step 3: Cross multiply
    115,666,576.40x = 173,163,941.40 × 112,307,344.40
  4. Step 4: Simplify right side
    115,666,576.40x = 19,447,582,404,471,220
  5. Step 5: Solve for x
    x = 19,447,582,404,471,220/115,666,576.40
  6. Step 6: Final answer
    x = 168,134,849.41

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1.5x scale

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.