Home / 1,233,977,908.84-1,702,892,748.03-669,462,761.23

Finding the Fourth Proportional to 1,233,977,908.84, 1,702,892,748.03 and 669,462,761.23

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Solution

The fourth proportional to 1,233,977,908.84, 1,702,892,748.03 and 669,462,761.23 is: 923,860,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,977,908.84 : 1,702,892,748.03 = 669,462,761.23 : x
  2. Step 2: Convert to fraction form
    1,233,977,908.84/1,702,892,748.03 = 669,462,761.23/x
  3. Step 3: Cross multiply
    1,233,977,908.84x = 1,702,892,748.03 × 669,462,761.23
  4. Step 4: Simplify right side
    1,233,977,908.84x = 1,140,023,281,175,616,384
  5. Step 5: Solve for x
    x = 1,140,023,281,175,616,384/1,233,977,908.84
  6. Step 6: Final answer
    x = 923,860,364.93

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Double scale
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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.