Home / 640,064,116.90-960,096,175.35-614,981,851.30

Finding the Fourth Proportional to 640,064,116.90, 960,096,175.35 and 614,981,851.30

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Solution

The fourth proportional to 640,064,116.90, 960,096,175.35 and 614,981,851.30 is: 922,472,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,064,116.90 : 960,096,175.35 = 614,981,851.30 : x
  2. Step 2: Convert to fraction form
    640,064,116.90/960,096,175.35 = 614,981,851.30/x
  3. Step 3: Cross multiply
    640,064,116.90x = 960,096,175.35 × 614,981,851.30
  4. Step 4: Simplify right side
    640,064,116.90x = 590,441,723,342,792,448
  5. Step 5: Solve for x
    x = 590,441,723,342,792,448/640,064,116.90
  6. Step 6: Final answer
    x = 922,472,776.95

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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.