Home / 219,318,143,322.70-302,547,650,084.78-143,239,090,496.14

Finding the Fourth Proportional to 219,318,143,322.70, 302,547,650,084.78 and 143,239,090,496.14

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Solution

The fourth proportional to 219,318,143,322.70, 302,547,650,084.78 and 143,239,090,496.14 is: 197,597,196,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,318,143,322.70 : 302,547,650,084.78 = 143,239,090,496.14 : x
  2. Step 2: Convert to fraction form
    219,318,143,322.70/302,547,650,084.78 = 143,239,090,496.14/x
  3. Step 3: Cross multiply
    219,318,143,322.70x = 302,547,650,084.78 × 143,239,090,496.14
  4. Step 4: Simplify right side
    219,318,143,322.70x = 43,336,650,229,888,306,905,088
  5. Step 5: Solve for x
    x = 43,336,650,229,888,306,905,088/219,318,143,322.70
  6. Step 6: Final answer
    x = 197,597,196,352.90

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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.