Home / 99,068,971.60-148,603,457.40-26,285,611.60

Finding the Fourth Proportional to 99,068,971.60, 148,603,457.40 and 26,285,611.60

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Solution

The fourth proportional to 99,068,971.60, 148,603,457.40 and 26,285,611.60 is: 39,428,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068,971.60 : 148,603,457.40 = 26,285,611.60 : x
  2. Step 2: Convert to fraction form
    99,068,971.60/148,603,457.40 = 26,285,611.60/x
  3. Step 3: Cross multiply
    99,068,971.60x = 148,603,457.40 × 26,285,611.60
  4. Step 4: Simplify right side
    99,068,971.60x = 3,906,132,763,633,546
  5. Step 5: Solve for x
    x = 3,906,132,763,633,546/99,068,971.60
  6. Step 6: Final answer
    x = 39,428,417.40

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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.