Home / 124,470,098.20-186,846,864.90-73,380,903.40

Finding the Fourth Proportional to 124,470,098.20, 186,846,864.90 and 73,380,903.40

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Solution

The fourth proportional to 124,470,098.20, 186,846,864.90 and 73,380,903.40 is: 110,154,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,470,098.20 : 186,846,864.90 = 73,380,903.40 : x
  2. Step 2: Convert to fraction form
    124,470,098.20/186,846,864.90 = 73,380,903.40/x
  3. Step 3: Cross multiply
    124,470,098.20x = 186,846,864.90 × 73,380,903.40
  4. Step 4: Simplify right side
    124,470,098.20x = 13,710,991,743,819,752
  5. Step 5: Solve for x
    x = 13,710,991,743,819,752/124,470,098.20
  6. Step 6: Final answer
    x = 110,154,904.21

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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.