Home / 143,740,205.10-215,610,307.65-102,925,536.30

Finding the Fourth Proportional to 143,740,205.10, 215,610,307.65 and 102,925,536.30

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Solution

The fourth proportional to 143,740,205.10, 215,610,307.65 and 102,925,536.30 is: 154,388,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,740,205.10 : 215,610,307.65 = 102,925,536.30 : x
  2. Step 2: Convert to fraction form
    143,740,205.10/215,610,307.65 = 102,925,536.30/x
  3. Step 3: Cross multiply
    143,740,205.10x = 215,610,307.65 × 102,925,536.30
  4. Step 4: Simplify right side
    143,740,205.10x = 22,191,806,546,684,244
  5. Step 5: Solve for x
    x = 22,191,806,546,684,244/143,740,205.10
  6. Step 6: Final answer
    x = 154,388,304.45

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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.