Home / 2,640,382,596,008.40-3,960,573,894,012.70-2,111,424,488,360.60

Finding the Fourth Proportional to 2,640,382,596,008.40, 3,960,573,894,012.70 and 2,111,424,488,360.60

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Solution

The fourth proportional to 2,640,382,596,008.40, 3,960,573,894,012.70 and 2,111,424,488,360.60 is: 3,167,136,732,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,382,596,008.40 : 3,960,573,894,012.70 = 2,111,424,488,360.60 : x
  2. Step 2: Convert to fraction form
    2,640,382,596,008.40/3,960,573,894,012.70 = 2,111,424,488,360.60/x
  3. Step 3: Cross multiply
    2,640,382,596,008.40x = 3,960,573,894,012.70 × 2,111,424,488,360.60
  4. Step 4: Simplify right side
    2,640,382,596,008.40x = 8,362,452,707,780,115,528,941,568
  5. Step 5: Solve for x
    x = 8,362,452,707,780,115,528,941,568/2,640,382,596,008.40
  6. Step 6: Final answer
    x = 3,167,136,732,540.98

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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.