Home / 105,004,811.60-157,507,217.40-95,431,000.40

Finding the Fourth Proportional to 105,004,811.60, 157,507,217.40 and 95,431,000.40

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Solution

The fourth proportional to 105,004,811.60, 157,507,217.40 and 95,431,000.40 is: 143,146,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,004,811.60 : 157,507,217.40 = 95,431,000.40 : x
  2. Step 2: Convert to fraction form
    105,004,811.60/157,507,217.40 = 95,431,000.40/x
  3. Step 3: Cross multiply
    105,004,811.60x = 157,507,217.40 × 95,431,000.40
  4. Step 4: Simplify right side
    105,004,811.60x = 15,031,071,326,702,288
  5. Step 5: Solve for x
    x = 15,031,071,326,702,288/105,004,811.60
  6. Step 6: Final answer
    x = 143,146,500.60

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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.