Home / 516,564,189.70-774,849,083.90-153,061,694.98

Finding the Fourth Proportional to 516,564,189.70, 774,849,083.90 and 153,061,694.98

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Solution

The fourth proportional to 516,564,189.70, 774,849,083.90 and 153,061,694.98 is: 229,593,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,564,189.70 : 774,849,083.90 = 153,061,694.98 : x
  2. Step 2: Convert to fraction form
    516,564,189.70/774,849,083.90 = 153,061,694.98/x
  3. Step 3: Cross multiply
    516,564,189.70x = 774,849,083.90 × 153,061,694.98
  4. Step 4: Simplify right side
    516,564,189.70x = 118,599,714,135,434,224
  5. Step 5: Solve for x
    x = 118,599,714,135,434,224/516,564,189.70
  6. Step 6: Final answer
    x = 229,593,371.94

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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.