Home / 1,417,704,299.12-1,956,463,251.02-782,623,286.80

Finding the Fourth Proportional to 1,417,704,299.12, 1,956,463,251.02 and 782,623,286.80

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Solution

The fourth proportional to 1,417,704,299.12, 1,956,463,251.02 and 782,623,286.80 is: 1,080,037,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,704,299.12 : 1,956,463,251.02 = 782,623,286.80 : x
  2. Step 2: Convert to fraction form
    1,417,704,299.12/1,956,463,251.02 = 782,623,286.80/x
  3. Step 3: Cross multiply
    1,417,704,299.12x = 1,956,463,251.02 × 782,623,286.80
  4. Step 4: Simplify right side
    1,417,704,299.12x = 1,531,173,700,016,685,824
  5. Step 5: Solve for x
    x = 1,531,173,700,016,685,824/1,417,704,299.12
  6. Step 6: Final answer
    x = 1,080,037,424.57

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Double scale
Find fourth proportional to 1,417,704,300.12, 1,956,463,252.40 and 782,623,287.80
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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.