Home / 211,055,703.28-291,256,898.14-116,975,924.04

Finding the Fourth Proportional to 211,055,703.28, 291,256,898.14 and 116,975,924.04

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Solution

The fourth proportional to 211,055,703.28, 291,256,898.14 and 116,975,924.04 is: 161,426,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,703.28 : 291,256,898.14 = 116,975,924.04 : x
  2. Step 2: Convert to fraction form
    211,055,703.28/291,256,898.14 = 116,975,924.04/x
  3. Step 3: Cross multiply
    211,055,703.28x = 291,256,898.14 × 116,975,924.04
  4. Step 4: Simplify right side
    211,055,703.28x = 34,070,044,793,750,432
  5. Step 5: Solve for x
    x = 34,070,044,793,750,432/211,055,703.28
  6. Step 6: Final answer
    x = 161,426,790.48

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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.