Home / 130,409,114.40-195,613,671.60-69,942,938.40

Finding the Fourth Proportional to 130,409,114.40, 195,613,671.60 and 69,942,938.40

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Solution

The fourth proportional to 130,409,114.40, 195,613,671.60 and 69,942,938.40 is: 104,914,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409,114.40 : 195,613,671.60 = 69,942,938.40 : x
  2. Step 2: Convert to fraction form
    130,409,114.40/195,613,671.60 = 69,942,938.40/x
  3. Step 3: Cross multiply
    130,409,114.40x = 195,613,671.60 × 69,942,938.40
  4. Step 4: Simplify right side
    130,409,114.40x = 13,681,794,982,916,630
  5. Step 5: Solve for x
    x = 13,681,794,982,916,630/130,409,114.40
  6. Step 6: Final answer
    x = 104,914,407.60

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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.