Home / 211,055,816.66-291,257,054.63-116,976,037.55

Finding the Fourth Proportional to 211,055,816.66, 291,257,054.63 and 116,976,037.55

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Solution

The fourth proportional to 211,055,816.66, 291,257,054.63 and 116,976,037.55 is: 161,426,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,816.66 : 291,257,054.63 = 116,976,037.55 : x
  2. Step 2: Convert to fraction form
    211,055,816.66/291,257,054.63 = 116,976,037.55/x
  3. Step 3: Cross multiply
    211,055,816.66x = 291,257,054.63 × 116,976,037.55
  4. Step 4: Simplify right side
    211,055,816.66x = 34,070,096,159,101,280
  5. Step 5: Solve for x
    x = 34,070,096,159,101,280/211,055,816.66
  6. Step 6: Final answer
    x = 161,426,947.14

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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.