Home / 14,220,297,603,642-19,623,995,446,478-7,724,423,118,406

Finding the Fourth Proportional to 14,220,297,603,642, 19,623,995,446,478 and 7,724,423,118,406

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Solution

The fourth proportional to 14,220,297,603,642, 19,623,995,446,478 and 7,724,423,118,406 is: 10,659,695,621,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,297,603,642 : 19,623,995,446,478 = 7,724,423,118,406 : x
  2. Step 2: Convert to fraction form
    14,220,297,603,642/19,623,995,446,478 = 7,724,423,118,406/x
  3. Step 3: Cross multiply
    14,220,297,603,642x = 19,623,995,446,478 × 7,724,423,118,406
  4. Step 4: Simplify right side
    14,220,297,603,642x = 151,584,044,102,268,743,615,250,432
  5. Step 5: Solve for x
    x = 151,584,044,102,268,743,615,250,432/14,220,297,603,642
  6. Step 6: Final answer
    x = 10,659,695,621,521.04

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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.