Home / 107,630,000.40-161,445,000.60-101,961,296.40

Finding the Fourth Proportional to 107,630,000.40, 161,445,000.60 and 101,961,296.40

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Solution

The fourth proportional to 107,630,000.40, 161,445,000.60 and 101,961,296.40 is: 152,941,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,630,000.40 : 161,445,000.60 = 101,961,296.40 : x
  2. Step 2: Convert to fraction form
    107,630,000.40/161,445,000.60 = 101,961,296.40/x
  3. Step 3: Cross multiply
    107,630,000.40x = 161,445,000.60 × 101,961,296.40
  4. Step 4: Simplify right side
    107,630,000.40x = 16,461,141,558,474,778
  5. Step 5: Solve for x
    x = 16,461,141,558,474,778/107,630,000.40
  6. Step 6: Final answer
    x = 152,941,944.60

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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.