Home / 1,440,365,393.04-2,160,297,721.80-404,980,544.16

Finding the Fourth Proportional to 1,440,365,393.04, 2,160,297,721.80 and 404,980,544.16

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Solution

The fourth proportional to 1,440,365,393.04, 2,160,297,721.80 and 404,980,544.16 is: 607,400,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,365,393.04 : 2,160,297,721.80 = 404,980,544.16 : x
  2. Step 2: Convert to fraction form
    1,440,365,393.04/2,160,297,721.80 = 404,980,544.16/x
  3. Step 3: Cross multiply
    1,440,365,393.04x = 2,160,297,721.80 × 404,980,544.16
  4. Step 4: Simplify right side
    1,440,365,393.04x = 874,878,546,922,172,416
  5. Step 5: Solve for x
    x = 874,878,546,922,172,416/1,440,365,393.04
  6. Step 6: Final answer
    x = 607,400,421.55

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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.