Home / 1,163,858,706.12-1,746,018,043.98-426,935,452.92

Finding the Fourth Proportional to 1,163,858,706.12, 1,746,018,043.98 and 426,935,452.92

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Solution

The fourth proportional to 1,163,858,706.12, 1,746,018,043.98 and 426,935,452.92 is: 640,487,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,858,706.12 : 1,746,018,043.98 = 426,935,452.92 : x
  2. Step 2: Convert to fraction form
    1,163,858,706.12/1,746,018,043.98 = 426,935,452.92/x
  3. Step 3: Cross multiply
    1,163,858,706.12x = 1,746,018,043.98 × 426,935,452.92
  4. Step 4: Simplify right side
    1,163,858,706.12x = 745,437,004,413,093,760
  5. Step 5: Solve for x
    x = 745,437,004,413,093,760/1,163,858,706.12
  6. Step 6: Final answer
    x = 640,487,544.14

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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.