Home / 27,382,634,988.84-37,788,007,625.38-15,339,730,568.60

Finding the Fourth Proportional to 27,382,634,988.84, 37,788,007,625.38 and 15,339,730,568.60

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Solution

The fourth proportional to 27,382,634,988.84, 37,788,007,625.38 and 15,339,730,568.60 is: 21,168,812,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,382,634,988.84 : 37,788,007,625.38 = 15,339,730,568.60 : x
  2. Step 2: Convert to fraction form
    27,382,634,988.84/37,788,007,625.38 = 15,339,730,568.60/x
  3. Step 3: Cross multiply
    27,382,634,988.84x = 37,788,007,625.38 × 15,339,730,568.60
  4. Step 4: Simplify right side
    27,382,634,988.84x = 579,657,855,697,531,437,056
  5. Step 5: Solve for x
    x = 579,657,855,697,531,437,056/27,382,634,988.84
  6. Step 6: Final answer
    x = 21,168,812,129.80

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1.5x scale

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.