Home / 730,164,824.48-1,007,628,343.50-395,637,088.24

Finding the Fourth Proportional to 730,164,824.48, 1,007,628,343.50 and 395,637,088.24

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Solution

The fourth proportional to 730,164,824.48, 1,007,628,343.50 and 395,637,088.24 is: 545,979,661.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,164,824.48 : 1,007,628,343.50 = 395,637,088.24 : x
  2. Step 2: Convert to fraction form
    730,164,824.48/1,007,628,343.50 = 395,637,088.24/x
  3. Step 3: Cross multiply
    730,164,824.48x = 1,007,628,343.50 × 395,637,088.24
  4. Step 4: Simplify right side
    730,164,824.48x = 398,655,143,850,434,560
  5. Step 5: Solve for x
    x = 398,655,143,850,434,560/730,164,824.48
  6. Step 6: Final answer
    x = 545,979,661.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.