Home / 80,898,228.20-121,347,342.30-46,802,023.40

Finding the Fourth Proportional to 80,898,228.20, 121,347,342.30 and 46,802,023.40

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Solution

The fourth proportional to 80,898,228.20, 121,347,342.30 and 46,802,023.40 is: 70,203,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,898,228.20 : 121,347,342.30 = 46,802,023.40 : x
  2. Step 2: Convert to fraction form
    80,898,228.20/121,347,342.30 = 46,802,023.40/x
  3. Step 3: Cross multiply
    80,898,228.20x = 121,347,342.30 × 46,802,023.40
  4. Step 4: Simplify right side
    80,898,228.20x = 5,679,301,153,852,409
  5. Step 5: Solve for x
    x = 5,679,301,153,852,409/80,898,228.20
  6. Step 6: Final answer
    x = 70,203,035.10

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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.