Home / 74,735,758.90-112,103,638.35-20,883,070.90

Finding the Fourth Proportional to 74,735,758.90, 112,103,638.35 and 20,883,070.90

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Solution

The fourth proportional to 74,735,758.90, 112,103,638.35 and 20,883,070.90 is: 31,324,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,735,758.90 : 112,103,638.35 = 20,883,070.90 : x
  2. Step 2: Convert to fraction form
    74,735,758.90/112,103,638.35 = 20,883,070.90/x
  3. Step 3: Cross multiply
    74,735,758.90x = 112,103,638.35 × 20,883,070.90
  4. Step 4: Simplify right side
    74,735,758.90x = 2,341,068,227,811,008.50
  5. Step 5: Solve for x
    x = 2,341,068,227,811,008.50/74,735,758.90
  6. Step 6: Final answer
    x = 31,324,606.35

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Double scale
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Similar ratio
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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.