Home / 740,557,823.44-1,111,021,678.68-522,633,792.64

Finding the Fourth Proportional to 740,557,823.44, 1,111,021,678.68 and 522,633,792.64

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Solution

The fourth proportional to 740,557,823.44, 1,111,021,678.68 and 522,633,792.64 is: 784,081,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,557,823.44 : 1,111,021,678.68 = 522,633,792.64 : x
  2. Step 2: Convert to fraction form
    740,557,823.44/1,111,021,678.68 = 522,633,792.64/x
  3. Step 3: Cross multiply
    740,557,823.44x = 1,111,021,678.68 × 522,633,792.64
  4. Step 4: Simplify right side
    740,557,823.44x = 580,657,473,633,787,904
  5. Step 5: Solve for x
    x = 580,657,473,633,787,904/740,557,823.44
  6. Step 6: Final answer
    x = 784,081,209.13

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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.