Home / 93,804,010.40-140,706,015.60-78,687,466.40

Finding the Fourth Proportional to 93,804,010.40, 140,706,015.60 and 78,687,466.40

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Solution

The fourth proportional to 93,804,010.40, 140,706,015.60 and 78,687,466.40 is: 118,031,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,804,010.40 : 140,706,015.60 = 78,687,466.40 : x
  2. Step 2: Convert to fraction form
    93,804,010.40/140,706,015.60 = 78,687,466.40/x
  3. Step 3: Cross multiply
    93,804,010.40x = 140,706,015.60 × 78,687,466.40
  4. Step 4: Simplify right side
    93,804,010.40x = 11,071,799,874,802,876
  5. Step 5: Solve for x
    x = 11,071,799,874,802,876/93,804,010.40
  6. Step 6: Final answer
    x = 118,031,199.60

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Similar ratio
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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.