Home / 211,303,707-291,475,575-132,863,073.72

Finding the Fourth Proportional to 211,303,707, 291,475,575 and 132,863,073.72

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Solution

The fourth proportional to 211,303,707, 291,475,575 and 132,863,073.72 is: 183,273,362.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,303,707 : 291,475,575 = 132,863,073.72 : x
  2. Step 2: Convert to fraction form
    211,303,707/291,475,575 = 132,863,073.72/x
  3. Step 3: Cross multiply
    211,303,707x = 291,475,575 × 132,863,073.72
  4. Step 4: Simplify right side
    211,303,707x = 38,726,340,808,804,392
  5. Step 5: Solve for x
    x = 38,726,340,808,804,392/211,303,707
  6. Step 6: Final answer
    x = 183,273,362.11

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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.