Home / 1,645,095,289.42-2,468,051,356.38-816,437,840.14

Finding the Fourth Proportional to 1,645,095,289.42, 2,468,051,356.38 and 816,437,840.14

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Solution

The fourth proportional to 1,645,095,289.42, 2,468,051,356.38 and 816,437,840.14 is: 1,224,859,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,095,289.42 : 2,468,051,356.38 = 816,437,840.14 : x
  2. Step 2: Convert to fraction form
    1,645,095,289.42/2,468,051,356.38 = 816,437,840.14/x
  3. Step 3: Cross multiply
    1,645,095,289.42x = 2,468,051,356.38 × 816,437,840.14
  4. Step 4: Simplify right side
    1,645,095,289.42x = 2,015,010,518,757,484,544
  5. Step 5: Solve for x
    x = 2,015,010,518,757,484,544/1,645,095,289.42
  6. Step 6: Final answer
    x = 1,224,859,454.47

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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.