Home / 130,372,890.60-195,559,335.90-39,496,479.60

Finding the Fourth Proportional to 130,372,890.60, 195,559,335.90 and 39,496,479.60

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Solution

The fourth proportional to 130,372,890.60, 195,559,335.90 and 39,496,479.60 is: 59,244,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,372,890.60 : 195,559,335.90 = 39,496,479.60 : x
  2. Step 2: Convert to fraction form
    130,372,890.60/195,559,335.90 = 39,496,479.60/x
  3. Step 3: Cross multiply
    130,372,890.60x = 195,559,335.90 × 39,496,479.60
  4. Step 4: Simplify right side
    130,372,890.60x = 7,723,905,320,963,898
  5. Step 5: Solve for x
    x = 7,723,905,320,963,898/130,372,890.60
  6. Step 6: Final answer
    x = 59,244,719.40

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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.