Home / 130,409,117.80-195,613,676.70-97,884,928.60

Finding the Fourth Proportional to 130,409,117.80, 195,613,676.70 and 97,884,928.60

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Solution

The fourth proportional to 130,409,117.80, 195,613,676.70 and 97,884,928.60 is: 146,827,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409,117.80 : 195,613,676.70 = 97,884,928.60 : x
  2. Step 2: Convert to fraction form
    130,409,117.80/195,613,676.70 = 97,884,928.60/x
  3. Step 3: Cross multiply
    130,409,117.80x = 195,613,676.70 × 97,884,928.60
  4. Step 4: Simplify right side
    130,409,117.80x = 19,147,630,776,962,980
  5. Step 5: Solve for x
    x = 19,147,630,776,962,980/130,409,117.80
  6. Step 6: Final answer
    x = 146,827,392.90

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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.