Home / 211,175,376.17-291,452,049.32-117,110,443.10

Finding the Fourth Proportional to 211,175,376.17, 291,452,049.32 and 117,110,443.10

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Solution

The fourth proportional to 211,175,376.17, 291,452,049.32 and 117,110,443.10 is: 161,629,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,175,376.17 : 291,452,049.32 = 117,110,443.10 : x
  2. Step 2: Convert to fraction form
    211,175,376.17/291,452,049.32 = 117,110,443.10/x
  3. Step 3: Cross multiply
    211,175,376.17x = 291,452,049.32 × 117,110,443.10
  4. Step 4: Simplify right side
    211,175,376.17x = 34,132,078,636,225,440
  5. Step 5: Solve for x
    x = 34,132,078,636,225,440/211,175,376.17
  6. Step 6: Final answer
    x = 161,629,065.17

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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.