Home / 697,636,010.10-1,046,454,015.15-491,011,749.30

Finding the Fourth Proportional to 697,636,010.10, 1,046,454,015.15 and 491,011,749.30

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Solution

The fourth proportional to 697,636,010.10, 1,046,454,015.15 and 491,011,749.30 is: 736,517,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,636,010.10 : 1,046,454,015.15 = 491,011,749.30 : x
  2. Step 2: Convert to fraction form
    697,636,010.10/1,046,454,015.15 = 491,011,749.30/x
  3. Step 3: Cross multiply
    697,636,010.10x = 1,046,454,015.15 × 491,011,749.30
  4. Step 4: Simplify right side
    697,636,010.10x = 513,821,216,540,810,176
  5. Step 5: Solve for x
    x = 513,821,216,540,810,176/697,636,010.10
  6. Step 6: Final answer
    x = 736,517,623.95

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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.