Home / 82,903,889.60-124,187,872.80-46,960,107.20

Finding the Fourth Proportional to 82,903,889.60, 124,187,872.80 and 46,960,107.20

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Solution

The fourth proportional to 82,903,889.60, 124,187,872.80 and 46,960,107.20 is: 70,345,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,903,889.60 : 124,187,872.80 = 46,960,107.20 : x
  2. Step 2: Convert to fraction form
    82,903,889.60/124,187,872.80 = 46,960,107.20/x
  3. Step 3: Cross multiply
    82,903,889.60x = 124,187,872.80 × 46,960,107.20
  4. Step 4: Simplify right side
    82,903,889.60x = 5,831,875,819,627,964
  5. Step 5: Solve for x
    x = 5,831,875,819,627,964/82,903,889.60
  6. Step 6: Final answer
    x = 70,345,020.57

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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.