Home / 651,799,569.60-899,507,058.24-373,394,900.16

Finding the Fourth Proportional to 651,799,569.60, 899,507,058.24 and 373,394,900.16

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Solution

The fourth proportional to 651,799,569.60, 899,507,058.24 and 373,394,900.16 is: 515,298,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,799,569.60 : 899,507,058.24 = 373,394,900.16 : x
  2. Step 2: Convert to fraction form
    651,799,569.60/899,507,058.24 = 373,394,900.16/x
  3. Step 3: Cross multiply
    651,799,569.60x = 899,507,058.24 × 373,394,900.16
  4. Step 4: Simplify right side
    651,799,569.60x = 335,871,348,204,740,160
  5. Step 5: Solve for x
    x = 335,871,348,204,740,160/651,799,569.60
  6. Step 6: Final answer
    x = 515,298,511.80

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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.