Home / 97,817,966,679.80-146,726,950,019.70-86,040,383,814.20

Finding the Fourth Proportional to 97,817,966,679.80, 146,726,950,019.70 and 86,040,383,814.20

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Solution

The fourth proportional to 97,817,966,679.80, 146,726,950,019.70 and 86,040,383,814.20 is: 129,060,575,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817,966,679.80 : 146,726,950,019.70 = 86,040,383,814.20 : x
  2. Step 2: Convert to fraction form
    97,817,966,679.80/146,726,950,019.70 = 86,040,383,814.20/x
  3. Step 3: Cross multiply
    97,817,966,679.80x = 146,726,950,019.70 × 86,040,383,814.20
  4. Step 4: Simplify right side
    97,817,966,679.80x = 12,624,443,095,581,928,194,048
  5. Step 5: Solve for x
    x = 12,624,443,095,581,928,194,048/97,817,966,679.80
  6. Step 6: Final answer
    x = 129,060,575,721.30

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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.