Home / 721,868,905,461.84-1,082,839,324,547.50-274,723,461,301.20

Finding the Fourth Proportional to 721,868,905,461.84, 1,082,839,324,547.50 and 274,723,461,301.20

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Solution

The fourth proportional to 721,868,905,461.84, 1,082,839,324,547.50 and 274,723,461,301.20 is: 412,098,879,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,868,905,461.84 : 1,082,839,324,547.50 = 274,723,461,301.20 : x
  2. Step 2: Convert to fraction form
    721,868,905,461.84/1,082,839,324,547.50 = 274,723,461,301.20/x
  3. Step 3: Cross multiply
    721,868,905,461.84x = 1,082,839,324,547.50 × 274,723,461,301.20
  4. Step 4: Simplify right side
    721,868,905,461.84x = 297,481,367,272,742,686,031,872
  5. Step 5: Solve for x
    x = 297,481,367,272,742,686,031,872/721,868,905,461.84
  6. Step 6: Final answer
    x = 412,098,879,757.70

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Double scale
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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.