Home / 107,630,015.40-161,445,023.10-101,961,311.40

Finding the Fourth Proportional to 107,630,015.40, 161,445,023.10 and 101,961,311.40

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Solution

The fourth proportional to 107,630,015.40, 161,445,023.10 and 101,961,311.40 is: 152,941,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,630,015.40 : 161,445,023.10 = 101,961,311.40 : x
  2. Step 2: Convert to fraction form
    107,630,015.40/161,445,023.10 = 101,961,311.40/x
  3. Step 3: Cross multiply
    107,630,015.40x = 161,445,023.10 × 101,961,311.40
  4. Step 4: Simplify right side
    107,630,015.40x = 16,461,146,274,279,294
  5. Step 5: Solve for x
    x = 16,461,146,274,279,294/107,630,015.40
  6. Step 6: Final answer
    x = 152,941,967.10

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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.