Home / 1,657,680,980.49-2,485,295,642.52-1,002,486,345.71

Finding the Fourth Proportional to 1,657,680,980.49, 2,485,295,642.52 and 1,002,486,345.71

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Solution

The fourth proportional to 1,657,680,980.49, 2,485,295,642.52 and 1,002,486,345.71 is: 1,502,988,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,680,980.49 : 2,485,295,642.52 = 1,002,486,345.71 : x
  2. Step 2: Convert to fraction form
    1,657,680,980.49/2,485,295,642.52 = 1,002,486,345.71/x
  3. Step 3: Cross multiply
    1,657,680,980.49x = 2,485,295,642.52 × 1,002,486,345.71
  4. Step 4: Simplify right side
    1,657,680,980.49x = 2,491,474,946,666,435,072
  5. Step 5: Solve for x
    x = 2,491,474,946,666,435,072/1,657,680,980.49
  6. Step 6: Final answer
    x = 1,502,988,196.15

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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.