Home / 529,898,344.80-731,259,749.52-294,943,947.36

Finding the Fourth Proportional to 529,898,344.80, 731,259,749.52 and 294,943,947.36

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Solution

The fourth proportional to 529,898,344.80, 731,259,749.52 and 294,943,947.36 is: 407,022,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,898,344.80 : 731,259,749.52 = 294,943,947.36 : x
  2. Step 2: Convert to fraction form
    529,898,344.80/731,259,749.52 = 294,943,947.36/x
  3. Step 3: Cross multiply
    529,898,344.80x = 731,259,749.52 × 294,943,947.36
  4. Step 4: Simplify right side
    529,898,344.80x = 215,680,637,068,913,664
  5. Step 5: Solve for x
    x = 215,680,637,068,913,664/529,898,344.80
  6. Step 6: Final answer
    x = 407,022,666.11

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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.