Home / 725,316,006,153.70-1,087,974,009,230.50-347,813,481,672.10

Finding the Fourth Proportional to 725,316,006,153.70, 1,087,974,009,230.50 and 347,813,481,672.10

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Solution

The fourth proportional to 725,316,006,153.70, 1,087,974,009,230.50 and 347,813,481,672.10 is: 521,720,222,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,316,006,153.70 : 1,087,974,009,230.50 = 347,813,481,672.10 : x
  2. Step 2: Convert to fraction form
    725,316,006,153.70/1,087,974,009,230.50 = 347,813,481,672.10/x
  3. Step 3: Cross multiply
    725,316,006,153.70x = 1,087,974,009,230.50 × 347,813,481,672.10
  4. Step 4: Simplify right side
    725,316,006,153.70x = 378,412,028,119,213,613,776,896
  5. Step 5: Solve for x
    x = 378,412,028,119,213,613,776,896/725,316,006,153.70
  6. Step 6: Final answer
    x = 521,720,222,508.13

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Double scale
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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.