Home / 171,700,547.71-257,656,757.14-79,567,112.67

Finding the Fourth Proportional to 171,700,547.71, 257,656,757.14 and 79,567,112.67

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Solution

The fourth proportional to 171,700,547.71, 257,656,757.14 and 79,567,112.67 is: 119,399,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,700,547.71 : 257,656,757.14 = 79,567,112.67 : x
  2. Step 2: Convert to fraction form
    171,700,547.71/257,656,757.14 = 79,567,112.67/x
  3. Step 3: Cross multiply
    171,700,547.71x = 257,656,757.14 × 79,567,112.67
  4. Step 4: Simplify right side
    171,700,547.71x = 20,501,004,225,545,208
  5. Step 5: Solve for x
    x = 20,501,004,225,545,208/171,700,547.71
  6. Step 6: Final answer
    x = 119,399,760.22

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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.