Home / 2,640,382,596,012.80-3,960,573,894,019.20-2,111,424,488,364.90

Finding the Fourth Proportional to 2,640,382,596,012.80, 3,960,573,894,019.20 and 2,111,424,488,364.90

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Solution

The fourth proportional to 2,640,382,596,012.80, 3,960,573,894,019.20 and 2,111,424,488,364.90 is: 3,167,136,732,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,382,596,012.80 : 3,960,573,894,019.20 = 2,111,424,488,364.90 : x
  2. Step 2: Convert to fraction form
    2,640,382,596,012.80/3,960,573,894,019.20 = 2,111,424,488,364.90/x
  3. Step 3: Cross multiply
    2,640,382,596,012.80x = 3,960,573,894,019.20 × 2,111,424,488,364.90
  4. Step 4: Simplify right side
    2,640,382,596,012.80x = 8,362,452,707,810,868,568,522,752
  5. Step 5: Solve for x
    x = 8,362,452,707,810,868,568,522,752/2,640,382,596,012.80
  6. Step 6: Final answer
    x = 3,167,136,732,547.35

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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.