Home / 18,118,136,402,860-25,003,027,279,602-9,784,622,294,462

Finding the Fourth Proportional to 18,118,136,402,860, 25,003,027,279,602 and 9,784,622,294,462

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Solution

The fourth proportional to 18,118,136,402,860, 25,003,027,279,602 and 9,784,622,294,462 is: 13,502,778,249,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,136,402,860 : 25,003,027,279,602 = 9,784,622,294,462 : x
  2. Step 2: Convert to fraction form
    18,118,136,402,860/25,003,027,279,602 = 9,784,622,294,462/x
  3. Step 3: Cross multiply
    18,118,136,402,860x = 25,003,027,279,602 × 9,784,622,294,462
  4. Step 4: Simplify right side
    18,118,136,402,860x = 244,645,178,149,035,288,924,520,448
  5. Step 5: Solve for x
    x = 244,645,178,149,035,288,924,520,448/18,118,136,402,860
  6. Step 6: Final answer
    x = 13,502,778,249,887.63

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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.