Home / 7,963,865,528,448.40-10,990,017,468,296-4,448,215,908,555.60

Finding the Fourth Proportional to 7,963,865,528,448.40, 10,990,017,468,296 and 4,448,215,908,555.60

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Solution

The fourth proportional to 7,963,865,528,448.40, 10,990,017,468,296 and 4,448,215,908,555.60 is: 6,138,472,625,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,865,528,448.40 : 10,990,017,468,296 = 4,448,215,908,555.60 : x
  2. Step 2: Convert to fraction form
    7,963,865,528,448.40/10,990,017,468,296 = 4,448,215,908,555.60/x
  3. Step 3: Cross multiply
    7,963,865,528,448.40x = 10,990,017,468,296 × 4,448,215,908,555.60
  4. Step 4: Simplify right side
    7,963,865,528,448.40x = 48,885,970,537,778,202,097,483,776
  5. Step 5: Solve for x
    x = 48,885,970,537,778,202,097,483,776/7,963,865,528,448.40
  6. Step 6: Final answer
    x = 6,138,472,625,278.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.