Home / 519,781,298.13-717,333,384.20-293,641,849.58

Finding the Fourth Proportional to 519,781,298.13, 717,333,384.20 and 293,641,849.58

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Solution

The fourth proportional to 519,781,298.13, 717,333,384.20 and 293,641,849.58 is: 405,245,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,781,298.13 : 717,333,384.20 = 293,641,849.58 : x
  2. Step 2: Convert to fraction form
    519,781,298.13/717,333,384.20 = 293,641,849.58/x
  3. Step 3: Cross multiply
    519,781,298.13x = 717,333,384.20 × 293,641,849.58
  4. Step 4: Simplify right side
    519,781,298.13x = 210,639,101,702,293,888
  5. Step 5: Solve for x
    x = 210,639,101,702,293,888/519,781,298.13
  6. Step 6: Final answer
    x = 405,245,634.00

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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.