Home / 1,580,899,751.71-2,180,926,266.87-954,167,837.47

Finding the Fourth Proportional to 1,580,899,751.71, 2,180,926,266.87 and 954,167,837.47

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Solution

The fourth proportional to 1,580,899,751.71, 2,180,926,266.87 and 954,167,837.47 is: 1,316,319,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,899,751.71 : 2,180,926,266.87 = 954,167,837.47 : x
  2. Step 2: Convert to fraction form
    1,580,899,751.71/2,180,926,266.87 = 954,167,837.47/x
  3. Step 3: Cross multiply
    1,580,899,751.71x = 2,180,926,266.87 × 954,167,837.47
  4. Step 4: Simplify right side
    1,580,899,751.71x = 2,080,969,699,740,867,840
  5. Step 5: Solve for x
    x = 2,080,969,699,740,867,840/1,580,899,751.71
  6. Step 6: Final answer
    x = 1,316,319,834.63

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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.