Home / 112,371,690.90-168,557,753.10-43,317,013.14

Finding the Fourth Proportional to 112,371,690.90, 168,557,753.10 and 43,317,013.14

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Solution

The fourth proportional to 112,371,690.90, 168,557,753.10 and 43,317,013.14 is: 64,975,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,690.90 : 168,557,753.10 = 43,317,013.14 : x
  2. Step 2: Convert to fraction form
    112,371,690.90/168,557,753.10 = 43,317,013.14/x
  3. Step 3: Cross multiply
    112,371,690.90x = 168,557,753.10 × 43,317,013.14
  4. Step 4: Simplify right side
    112,371,690.90x = 7,301,418,405,881,576
  5. Step 5: Solve for x
    x = 7,301,418,405,881,576/112,371,690.90
  6. Step 6: Final answer
    x = 64,975,603.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.