Home / 1,678,266,904.14-2,316,171,975.44-1,254,144,099.12

Finding the Fourth Proportional to 1,678,266,904.14, 2,316,171,975.44 and 1,254,144,099.12

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Solution

The fourth proportional to 1,678,266,904.14, 2,316,171,975.44 and 1,254,144,099.12 is: 1,730,841,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,266,904.14 : 2,316,171,975.44 = 1,254,144,099.12 : x
  2. Step 2: Convert to fraction form
    1,678,266,904.14/2,316,171,975.44 = 1,254,144,099.12/x
  3. Step 3: Cross multiply
    1,678,266,904.14x = 2,316,171,975.44 × 1,254,144,099.12
  4. Step 4: Simplify right side
    1,678,266,904.14x = 2,904,813,415,538,918,400
  5. Step 5: Solve for x
    x = 2,904,813,415,538,918,400/1,678,266,904.14
  6. Step 6: Final answer
    x = 1,730,841,148.31

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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.