Home / 70,848,000.40-106,272,000.60-64,465,459.60

Finding the Fourth Proportional to 70,848,000.40, 106,272,000.60 and 64,465,459.60

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Solution

The fourth proportional to 70,848,000.40, 106,272,000.60 and 64,465,459.60 is: 96,698,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,848,000.40 : 106,272,000.60 = 64,465,459.60 : x
  2. Step 2: Convert to fraction form
    70,848,000.40/106,272,000.60 = 64,465,459.60/x
  3. Step 3: Cross multiply
    70,848,000.40x = 106,272,000.60 × 64,465,459.60
  4. Step 4: Simplify right side
    70,848,000.40x = 6,850,873,361,290,476
  5. Step 5: Solve for x
    x = 6,850,873,361,290,476/70,848,000.40
  6. Step 6: Final answer
    x = 96,698,189.40

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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.