Home / 263,360,040.69-363,436,729.75-157,513,454.16

Finding the Fourth Proportional to 263,360,040.69, 363,436,729.75 and 157,513,454.16

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Solution

The fourth proportional to 263,360,040.69, 363,436,729.75 and 157,513,454.16 is: 217,368,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,360,040.69 : 363,436,729.75 = 157,513,454.16 : x
  2. Step 2: Convert to fraction form
    263,360,040.69/363,436,729.75 = 157,513,454.16/x
  3. Step 3: Cross multiply
    263,360,040.69x = 363,436,729.75 × 157,513,454.16
  4. Step 4: Simplify right side
    263,360,040.69x = 57,246,174,671,974,472
  5. Step 5: Solve for x
    x = 57,246,174,671,974,472/263,360,040.69
  6. Step 6: Final answer
    x = 217,368,491.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.