Home / 529,028,417.33-729,970,970.14-294,047,129.07

Finding the Fourth Proportional to 529,028,417.33, 729,970,970.14 and 294,047,129.07

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Solution

The fourth proportional to 529,028,417.33, 729,970,970.14 and 294,047,129.07 is: 405,735,988.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,028,417.33 : 729,970,970.14 = 294,047,129.07 : x
  2. Step 2: Convert to fraction form
    529,028,417.33/729,970,970.14 = 294,047,129.07/x
  3. Step 3: Cross multiply
    529,028,417.33x = 729,970,970.14 × 294,047,129.07
  4. Step 4: Simplify right side
    529,028,417.33x = 214,645,868,072,824,704
  5. Step 5: Solve for x
    x = 214,645,868,072,824,704/529,028,417.33
  6. Step 6: Final answer
    x = 405,735,988.92

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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.