Home / 82,766,228.40-124,149,342.60-46,934,420.40

Finding the Fourth Proportional to 82,766,228.40, 124,149,342.60 and 46,934,420.40

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Solution

The fourth proportional to 82,766,228.40, 124,149,342.60 and 46,934,420.40 is: 70,401,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,766,228.40 : 124,149,342.60 = 46,934,420.40 : x
  2. Step 2: Convert to fraction form
    82,766,228.40/124,149,342.60 = 46,934,420.40/x
  3. Step 3: Cross multiply
    82,766,228.40x = 124,149,342.60 × 46,934,420.40
  4. Step 4: Simplify right side
    82,766,228.40x = 5,826,877,437,972,029
  5. Step 5: Solve for x
    x = 5,826,877,437,972,029/82,766,228.40
  6. Step 6: Final answer
    x = 70,401,630.60

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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.