Home / 129,370,055.60-194,055,083.40-64,683,844.40

Finding the Fourth Proportional to 129,370,055.60, 194,055,083.40 and 64,683,844.40

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Solution

The fourth proportional to 129,370,055.60, 194,055,083.40 and 64,683,844.40 is: 97,025,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,370,055.60 : 194,055,083.40 = 64,683,844.40 : x
  2. Step 2: Convert to fraction form
    129,370,055.60/194,055,083.40 = 64,683,844.40/x
  3. Step 3: Cross multiply
    129,370,055.60x = 194,055,083.40 × 64,683,844.40
  4. Step 4: Simplify right side
    129,370,055.60x = 12,552,228,819,674,624
  5. Step 5: Solve for x
    x = 12,552,228,819,674,624/129,370,055.60
  6. Step 6: Final answer
    x = 97,025,766.60

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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.