Home / 169,825,041.12-254,688,302.75-66,171,126.36

Finding the Fourth Proportional to 169,825,041.12, 254,688,302.75 and 66,171,126.36

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Solution

The fourth proportional to 169,825,041.12, 254,688,302.75 and 66,171,126.36 is: 99,237,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,825,041.12 : 254,688,302.75 = 66,171,126.36 : x
  2. Step 2: Convert to fraction form
    169,825,041.12/254,688,302.75 = 66,171,126.36/x
  3. Step 3: Cross multiply
    169,825,041.12x = 254,688,302.75 × 66,171,126.36
  4. Step 4: Simplify right side
    169,825,041.12x = 16,853,011,863,353,330
  5. Step 5: Solve for x
    x = 16,853,011,863,353,330/169,825,041.12
  6. Step 6: Final answer
    x = 99,237,496.14

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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.