Home / 1,645,095,289.17-2,468,051,356.01-816,437,839.89

Finding the Fourth Proportional to 1,645,095,289.17, 2,468,051,356.01 and 816,437,839.89

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Solution

The fourth proportional to 1,645,095,289.17, 2,468,051,356.01 and 816,437,839.89 is: 1,224,859,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,095,289.17 : 2,468,051,356.01 = 816,437,839.89 : x
  2. Step 2: Convert to fraction form
    1,645,095,289.17/2,468,051,356.01 = 816,437,839.89/x
  3. Step 3: Cross multiply
    1,645,095,289.17x = 2,468,051,356.01 × 816,437,839.89
  4. Step 4: Simplify right side
    1,645,095,289.17x = 2,015,010,517,834,307,584
  5. Step 5: Solve for x
    x = 2,015,010,517,834,307,584/1,645,095,289.17
  6. Step 6: Final answer
    x = 1,224,859,454.10

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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.