Home / 93,906,008.40-140,859,012.60-76,885,899.60

Finding the Fourth Proportional to 93,906,008.40, 140,859,012.60 and 76,885,899.60

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Solution

The fourth proportional to 93,906,008.40, 140,859,012.60 and 76,885,899.60 is: 115,328,849.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,906,008.40 : 140,859,012.60 = 76,885,899.60 : x
  2. Step 2: Convert to fraction form
    93,906,008.40/140,859,012.60 = 76,885,899.60/x
  3. Step 3: Cross multiply
    93,906,008.40x = 140,859,012.60 × 76,885,899.60
  4. Step 4: Simplify right side
    93,906,008.40x = 10,830,071,900,518,734
  5. Step 5: Solve for x
    x = 10,830,071,900,518,734/93,906,008.40
  6. Step 6: Final answer
    x = 115,328,849.40

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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.