Home / 1,375,501,635.58-1,898,184,171.78-748,968,563.38

Finding the Fourth Proportional to 1,375,501,635.58, 1,898,184,171.78 and 748,968,563.38

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Solution

The fourth proportional to 1,375,501,635.58, 1,898,184,171.78 and 748,968,563.38 is: 1,033,572,214.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,501,635.58 : 1,898,184,171.78 = 748,968,563.38 : x
  2. Step 2: Convert to fraction form
    1,375,501,635.58/1,898,184,171.78 = 748,968,563.38/x
  3. Step 3: Cross multiply
    1,375,501,635.58x = 1,898,184,171.78 × 748,968,563.38
  4. Step 4: Simplify right side
    1,375,501,635.58x = 1,421,680,272,168,721,664
  5. Step 5: Solve for x
    x = 1,421,680,272,168,721,664/1,375,501,635.58
  6. Step 6: Final answer
    x = 1,033,572,214.96

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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.