Home / 14,171,868,203.20-21,257,802,304.80-7,559,891,857.60

Finding the Fourth Proportional to 14,171,868,203.20, 21,257,802,304.80 and 7,559,891,857.60

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Solution

The fourth proportional to 14,171,868,203.20, 21,257,802,304.80 and 7,559,891,857.60 is: 11,339,837,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,868,203.20 : 21,257,802,304.80 = 7,559,891,857.60 : x
  2. Step 2: Convert to fraction form
    14,171,868,203.20/21,257,802,304.80 = 7,559,891,857.60/x
  3. Step 3: Cross multiply
    14,171,868,203.20x = 21,257,802,304.80 × 7,559,891,857.60
  4. Step 4: Simplify right side
    14,171,868,203.20x = 160,706,686,554,528,022,528
  5. Step 5: Solve for x
    x = 160,706,686,554,528,022,528/14,171,868,203.20
  6. Step 6: Final answer
    x = 11,339,837,786.40

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Double scale
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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.