Home / 306,563,610.60-422,994,629.02-176,158,224.36

Finding the Fourth Proportional to 306,563,610.60, 422,994,629.02 and 176,158,224.36

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Solution

The fourth proportional to 306,563,610.60, 422,994,629.02 and 176,158,224.36 is: 243,062,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,563,610.60 : 422,994,629.02 = 176,158,224.36 : x
  2. Step 2: Convert to fraction form
    306,563,610.60/422,994,629.02 = 176,158,224.36/x
  3. Step 3: Cross multiply
    306,563,610.60x = 422,994,629.02 × 176,158,224.36
  4. Step 4: Simplify right side
    306,563,610.60x = 74,513,982,761,980,128
  5. Step 5: Solve for x
    x = 74,513,982,761,980,128/306,563,610.60
  6. Step 6: Final answer
    x = 243,062,060.16

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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.