Home / 1,097,889,188.72-1,646,926,785.25-351,012,636.14

Finding the Fourth Proportional to 1,097,889,188.72, 1,646,926,785.25 and 351,012,636.14

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Solution

The fourth proportional to 1,097,889,188.72, 1,646,926,785.25 and 351,012,636.14 is: 526,548,688.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,889,188.72 : 1,646,926,785.25 = 351,012,636.14 : x
  2. Step 2: Convert to fraction form
    1,097,889,188.72/1,646,926,785.25 = 351,012,636.14/x
  3. Step 3: Cross multiply
    1,097,889,188.72x = 1,646,926,785.25 × 351,012,636.14
  4. Step 4: Simplify right side
    1,097,889,188.72x = 578,092,112,411,065,984
  5. Step 5: Solve for x
    x = 578,092,112,411,065,984/1,097,889,188.72
  6. Step 6: Final answer
    x = 526,548,688.48

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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.