Home / 1,632,463,869.84-2,448,697,577.04-405,632,320.80

Finding the Fourth Proportional to 1,632,463,869.84, 2,448,697,577.04 and 405,632,320.80

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Solution

The fourth proportional to 1,632,463,869.84, 2,448,697,577.04 and 405,632,320.80 is: 608,448,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,463,869.84 : 2,448,697,577.04 = 405,632,320.80 : x
  2. Step 2: Convert to fraction form
    1,632,463,869.84/2,448,697,577.04 = 405,632,320.80/x
  3. Step 3: Cross multiply
    1,632,463,869.84x = 2,448,697,577.04 × 405,632,320.80
  4. Step 4: Simplify right side
    1,632,463,869.84x = 993,270,881,112,072,064
  5. Step 5: Solve for x
    x = 993,270,881,112,072,064/1,632,463,869.84
  6. Step 6: Final answer
    x = 608,448,921.57

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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.