Home / 210,926,587.11-291,081,018.35-116,842,175.16

Finding the Fourth Proportional to 210,926,587.11, 291,081,018.35 and 116,842,175.16

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Solution

The fourth proportional to 210,926,587.11, 291,081,018.35 and 116,842,175.16 is: 161,243,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,926,587.11 : 291,081,018.35 = 116,842,175.16 : x
  2. Step 2: Convert to fraction form
    210,926,587.11/291,081,018.35 = 116,842,175.16/x
  3. Step 3: Cross multiply
    210,926,587.11x = 291,081,018.35 × 116,842,175.16
  4. Step 4: Simplify right side
    210,926,587.11x = 34,010,539,331,217,664
  5. Step 5: Solve for x
    x = 34,010,539,331,217,664/210,926,587.11
  6. Step 6: Final answer
    x = 161,243,491.38

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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.