Home / 406,693,447.02-561,197,740.23-228,084,586.38

Finding the Fourth Proportional to 406,693,447.02, 561,197,740.23 and 228,084,586.38

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Solution

The fourth proportional to 406,693,447.02, 561,197,740.23 and 228,084,586.38 is: 314,734,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,693,447.02 : 561,197,740.23 = 228,084,586.38 : x
  2. Step 2: Convert to fraction form
    406,693,447.02/561,197,740.23 = 228,084,586.38/x
  3. Step 3: Cross multiply
    406,693,447.02x = 561,197,740.23 × 228,084,586.38
  4. Step 4: Simplify right side
    406,693,447.02x = 128,000,554,457,750,240
  5. Step 5: Solve for x
    x = 128,000,554,457,750,240/406,693,447.02
  6. Step 6: Final answer
    x = 314,734,735.45

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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.