Home / 70,675,442.40-106,013,163.60-63,872,997.60

Finding the Fourth Proportional to 70,675,442.40, 106,013,163.60 and 63,872,997.60

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Solution

The fourth proportional to 70,675,442.40, 106,013,163.60 and 63,872,997.60 is: 95,809,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,675,442.40 : 106,013,163.60 = 63,872,997.60 : x
  2. Step 2: Convert to fraction form
    70,675,442.40/106,013,163.60 = 63,872,997.60/x
  3. Step 3: Cross multiply
    70,675,442.40x = 106,013,163.60 × 63,872,997.60
  4. Step 4: Simplify right side
    70,675,442.40x = 6,771,378,544,191,207
  5. Step 5: Solve for x
    x = 6,771,378,544,191,207/70,675,442.40
  6. Step 6: Final answer
    x = 95,809,496.40

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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.