Home / 105,004,807.85-157,507,211.78-95,430,996.65

Finding the Fourth Proportional to 105,004,807.85, 157,507,211.78 and 95,430,996.65

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Solution

The fourth proportional to 105,004,807.85, 157,507,211.78 and 95,430,996.65 is: 143,146,494.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,004,807.85 : 157,507,211.78 = 95,430,996.65 : x
  2. Step 2: Convert to fraction form
    105,004,807.85/157,507,211.78 = 95,430,996.65/x
  3. Step 3: Cross multiply
    105,004,807.85x = 157,507,211.78 × 95,430,996.65
  4. Step 4: Simplify right side
    105,004,807.85x = 15,031,070,199,250,868
  5. Step 5: Solve for x
    x = 15,031,070,199,250,868/105,004,807.85
  6. Step 6: Final answer
    x = 143,146,494.98

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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.