Home / 211,055,798.99-291,257,030.22-116,976,019.89

Finding the Fourth Proportional to 211,055,798.99, 291,257,030.22 and 116,976,019.89

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Solution

The fourth proportional to 211,055,798.99, 291,257,030.22 and 116,976,019.89 is: 161,426,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,798.99 : 291,257,030.22 = 116,976,019.89 : x
  2. Step 2: Convert to fraction form
    211,055,798.99/291,257,030.22 = 116,976,019.89/x
  3. Step 3: Cross multiply
    211,055,798.99x = 291,257,030.22 × 116,976,019.89
  4. Step 4: Simplify right side
    211,055,798.99x = 34,070,088,160,117,056
  5. Step 5: Solve for x
    x = 34,070,088,160,117,056/211,055,798.99
  6. Step 6: Final answer
    x = 161,426,922.75

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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.