Home / 37,691,966,412.80-56,537,949,619.20-31,887,213,516.80

Finding the Fourth Proportional to 37,691,966,412.80, 56,537,949,619.20 and 31,887,213,516.80

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Solution

The fourth proportional to 37,691,966,412.80, 56,537,949,619.20 and 31,887,213,516.80 is: 47,830,820,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691,966,412.80 : 56,537,949,619.20 = 31,887,213,516.80 : x
  2. Step 2: Convert to fraction form
    37,691,966,412.80/56,537,949,619.20 = 31,887,213,516.80/x
  3. Step 3: Cross multiply
    37,691,966,412.80x = 56,537,949,619.20 × 31,887,213,516.80
  4. Step 4: Simplify right side
    37,691,966,412.80x = 1,802,837,671,309,511,491,584
  5. Step 5: Solve for x
    x = 1,802,837,671,309,511,491,584/37,691,966,412.80
  6. Step 6: Final answer
    x = 47,830,820,275.20

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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.