Home / 1,935,949,658.40-2,905,058,228.40-709,242,112.80

Finding the Fourth Proportional to 1,935,949,658.40, 2,905,058,228.40 and 709,242,112.80

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Solution

The fourth proportional to 1,935,949,658.40, 2,905,058,228.40 and 709,242,112.80 is: 1,064,278,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,949,658.40 : 2,905,058,228.40 = 709,242,112.80 : x
  2. Step 2: Convert to fraction form
    1,935,949,658.40/2,905,058,228.40 = 709,242,112.80/x
  3. Step 3: Cross multiply
    1,935,949,658.40x = 2,905,058,228.40 × 709,242,112.80
  4. Step 4: Simplify right side
    1,935,949,658.40x = 2,060,389,635,717,440,768
  5. Step 5: Solve for x
    x = 2,060,389,635,717,440,768/1,935,949,658.40
  6. Step 6: Final answer
    x = 1,064,278,519.22

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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.