Home / 751,257,407.38-1,126,886,146.12-514,673,637.68

Finding the Fourth Proportional to 751,257,407.38, 1,126,886,146.12 and 514,673,637.68

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Solution

The fourth proportional to 751,257,407.38, 1,126,886,146.12 and 514,673,637.68 is: 772,010,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,257,407.38 : 1,126,886,146.12 = 514,673,637.68 : x
  2. Step 2: Convert to fraction form
    751,257,407.38/1,126,886,146.12 = 514,673,637.68/x
  3. Step 3: Cross multiply
    751,257,407.38x = 1,126,886,146.12 × 514,673,637.68
  4. Step 4: Simplify right side
    751,257,407.38x = 579,978,592,070,477,184
  5. Step 5: Solve for x
    x = 579,978,592,070,477,184/751,257,407.38
  6. Step 6: Final answer
    x = 772,010,480.52

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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.