Home / 1,645,095,296.42-2,468,051,366.88-816,437,847.14

Finding the Fourth Proportional to 1,645,095,296.42, 2,468,051,366.88 and 816,437,847.14

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Solution

The fourth proportional to 1,645,095,296.42, 2,468,051,366.88 and 816,437,847.14 is: 1,224,859,464.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,095,296.42 : 2,468,051,366.88 = 816,437,847.14 : x
  2. Step 2: Convert to fraction form
    1,645,095,296.42/2,468,051,366.88 = 816,437,847.14/x
  3. Step 3: Cross multiply
    1,645,095,296.42x = 2,468,051,366.88 × 816,437,847.14
  4. Step 4: Simplify right side
    1,645,095,296.42x = 2,015,010,544,606,441,472
  5. Step 5: Solve for x
    x = 2,015,010,544,606,441,472/1,645,095,296.42
  6. Step 6: Final answer
    x = 1,224,859,464.98

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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.