Home / 64,737,792,642.80-97,109,376,349.80-20,570,610,306.80

Finding the Fourth Proportional to 64,737,792,642.80, 97,109,376,349.80 and 20,570,610,306.80

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Solution

The fourth proportional to 64,737,792,642.80, 97,109,376,349.80 and 20,570,610,306.80 is: 30,856,769,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,737,792,642.80 : 97,109,376,349.80 = 20,570,610,306.80 : x
  2. Step 2: Convert to fraction form
    64,737,792,642.80/97,109,376,349.80 = 20,570,610,306.80/x
  3. Step 3: Cross multiply
    64,737,792,642.80x = 97,109,376,349.80 × 20,570,610,306.80
  4. Step 4: Simplify right side
    64,737,792,642.80x = 1,997,599,138,028,115,984,384
  5. Step 5: Solve for x
    x = 1,997,599,138,028,115,984,384/64,737,792,642.80
  6. Step 6: Final answer
    x = 30,856,769,384.31

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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.