Home / 97,115,416.40-145,673,124.60-74,440,600.40

Finding the Fourth Proportional to 97,115,416.40, 145,673,124.60 and 74,440,600.40

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Solution

The fourth proportional to 97,115,416.40, 145,673,124.60 and 74,440,600.40 is: 111,660,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,115,416.40 : 145,673,124.60 = 74,440,600.40 : x
  2. Step 2: Convert to fraction form
    97,115,416.40/145,673,124.60 = 74,440,600.40/x
  3. Step 3: Cross multiply
    97,115,416.40x = 145,673,124.60 × 74,440,600.40
  4. Step 4: Simplify right side
    97,115,416.40x = 10,843,994,857,368,010
  5. Step 5: Solve for x
    x = 10,843,994,857,368,010/97,115,416.40
  6. Step 6: Final answer
    x = 111,660,900.60

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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.