Home / 130,408,228.80-195,612,343.20-97,884,039.60

Finding the Fourth Proportional to 130,408,228.80, 195,612,343.20 and 97,884,039.60

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Solution

The fourth proportional to 130,408,228.80, 195,612,343.20 and 97,884,039.60 is: 146,826,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,408,228.80 : 195,612,343.20 = 97,884,039.60 : x
  2. Step 2: Convert to fraction form
    130,408,228.80/195,612,343.20 = 97,884,039.60/x
  3. Step 3: Cross multiply
    130,408,228.80x = 195,612,343.20 × 97,884,039.60
  4. Step 4: Simplify right side
    130,408,228.80x = 19,147,326,348,037,588
  5. Step 5: Solve for x
    x = 19,147,326,348,037,588/130,408,228.80
  6. Step 6: Final answer
    x = 146,826,059.40

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1.5x scale

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.