Home / 430,970,719.83-646,456,088.33-103,446,233.00

Finding the Fourth Proportional to 430,970,719.83, 646,456,088.33 and 103,446,233.00

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Solution

The fourth proportional to 430,970,719.83, 646,456,088.33 and 103,446,233.00 is: 155,169,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,970,719.83 : 646,456,088.33 = 103,446,233.00 : x
  2. Step 2: Convert to fraction form
    430,970,719.83/646,456,088.33 = 103,446,233.00/x
  3. Step 3: Cross multiply
    430,970,719.83x = 646,456,088.33 × 103,446,233.00
  4. Step 4: Simplify right side
    430,970,719.83x = 66,873,447,133,904,256
  5. Step 5: Solve for x
    x = 66,873,447,133,904,256/430,970,719.83
  6. Step 6: Final answer
    x = 155,169,351.55

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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.