Home / 2,640,545,999.10-3,963,369,915.45-1,607,424,695.10

Finding the Fourth Proportional to 2,640,545,999.10, 3,963,369,915.45 and 1,607,424,695.10

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Solution

The fourth proportional to 2,640,545,999.10, 3,963,369,915.45 and 1,607,424,695.10 is: 2,412,689,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,545,999.10 : 3,963,369,915.45 = 1,607,424,695.10 : x
  2. Step 2: Convert to fraction form
    2,640,545,999.10/3,963,369,915.45 = 1,607,424,695.10/x
  3. Step 3: Cross multiply
    2,640,545,999.10x = 3,963,369,915.45 × 1,607,424,695.10
  4. Step 4: Simplify right side
    2,640,545,999.10x = 6,370,818,677,910,728,704
  5. Step 5: Solve for x
    x = 6,370,818,677,910,728,704/2,640,545,999.10
  6. Step 6: Final answer
    x = 2,412,689,905.83

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1.5x scale

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.