Home / 65,610,420.40-98,415,630.60-52,855,836.40

Finding the Fourth Proportional to 65,610,420.40, 98,415,630.60 and 52,855,836.40

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Solution

The fourth proportional to 65,610,420.40, 98,415,630.60 and 52,855,836.40 is: 79,283,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,420.40 : 98,415,630.60 = 52,855,836.40 : x
  2. Step 2: Convert to fraction form
    65,610,420.40/98,415,630.60 = 52,855,836.40/x
  3. Step 3: Cross multiply
    65,610,420.40x = 98,415,630.60 × 52,855,836.40
  4. Step 4: Simplify right side
    65,610,420.40x = 5,201,840,470,196,433
  5. Step 5: Solve for x
    x = 5,201,840,470,196,433/65,610,420.40
  6. Step 6: Final answer
    x = 79,283,754.60

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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.