Home / 107,619,669.60-161,429,504.40-97,416,002.40

Finding the Fourth Proportional to 107,619,669.60, 161,429,504.40 and 97,416,002.40

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Solution

The fourth proportional to 107,619,669.60, 161,429,504.40 and 97,416,002.40 is: 146,124,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619,669.60 : 161,429,504.40 = 97,416,002.40 : x
  2. Step 2: Convert to fraction form
    107,619,669.60/161,429,504.40 = 97,416,002.40/x
  3. Step 3: Cross multiply
    107,619,669.60x = 161,429,504.40 × 97,416,002.40
  4. Step 4: Simplify right side
    107,619,669.60x = 15,725,816,988,061,212
  5. Step 5: Solve for x
    x = 15,725,816,988,061,212/107,619,669.60
  6. Step 6: Final answer
    x = 146,124,003.60

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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.