Home / 56,180,258,860.77-84,211,398,077.72-18,902,308,658.13

Finding the Fourth Proportional to 56,180,258,860.77, 84,211,398,077.72 and 18,902,308,658.13

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Solution

The fourth proportional to 56,180,258,860.77, 84,211,398,077.72 and 18,902,308,658.13 is: 28,333,615,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,180,258,860.77 : 84,211,398,077.72 = 18,902,308,658.13 : x
  2. Step 2: Convert to fraction form
    56,180,258,860.77/84,211,398,077.72 = 18,902,308,658.13/x
  3. Step 3: Cross multiply
    56,180,258,860.77x = 84,211,398,077.72 × 18,902,308,658.13
  4. Step 4: Simplify right side
    56,180,258,860.77x = 1,591,789,838,997,624,193,024
  5. Step 5: Solve for x
    x = 1,591,789,838,997,624,193,024/56,180,258,860.77
  6. Step 6: Final answer
    x = 28,333,615,246.28

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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.