Home / 7,012,890,018.30-9,677,793,442.92-3,797,824,965.18

Finding the Fourth Proportional to 7,012,890,018.30, 9,677,793,442.92 and 3,797,824,965.18

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Solution

The fourth proportional to 7,012,890,018.30, 9,677,793,442.92 and 3,797,824,965.18 is: 5,241,001,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,890,018.30 : 9,677,793,442.92 = 3,797,824,965.18 : x
  2. Step 2: Convert to fraction form
    7,012,890,018.30/9,677,793,442.92 = 3,797,824,965.18/x
  3. Step 3: Cross multiply
    7,012,890,018.30x = 9,677,793,442.92 × 3,797,824,965.18
  4. Step 4: Simplify right side
    7,012,890,018.30x = 36,754,565,545,357,893,632
  5. Step 5: Solve for x
    x = 36,754,565,545,357,893,632/7,012,890,018.30
  6. Step 6: Final answer
    x = 5,241,001,277.57

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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.