Home / 403,871,588.83-557,387,078.36-234,363,167.47

Finding the Fourth Proportional to 403,871,588.83, 557,387,078.36 and 234,363,167.47

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Solution

The fourth proportional to 403,871,588.83, 557,387,078.36 and 234,363,167.47 is: 323,446,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,871,588.83 : 557,387,078.36 = 234,363,167.47 : x
  2. Step 2: Convert to fraction form
    403,871,588.83/557,387,078.36 = 234,363,167.47/x
  3. Step 3: Cross multiply
    403,871,588.83x = 557,387,078.36 × 234,363,167.47
  4. Step 4: Simplify right side
    403,871,588.83x = 130,631,001,191,298,688
  5. Step 5: Solve for x
    x = 130,631,001,191,298,688/403,871,588.83
  6. Step 6: Final answer
    x = 323,446,869.76

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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.