Home / 65,201,004.60-97,804,856.10-16,679,278.80

Finding the Fourth Proportional to 65,201,004.60, 97,804,856.10 and 16,679,278.80

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Solution

The fourth proportional to 65,201,004.60, 97,804,856.10 and 16,679,278.80 is: 25,019,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,201,004.60 : 97,804,856.10 = 16,679,278.80 : x
  2. Step 2: Convert to fraction form
    65,201,004.60/97,804,856.10 = 16,679,278.80/x
  3. Step 3: Cross multiply
    65,201,004.60x = 97,804,856.10 × 16,679,278.80
  4. Step 4: Simplify right side
    65,201,004.60x = 1,631,314,462,885,780.75
  5. Step 5: Solve for x
    x = 1,631,314,462,885,780.75/65,201,004.60
  6. Step 6: Final answer
    x = 25,019,774.97

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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.