Home / 338,630,600.03-507,823,914.65-117,241,831.82

Finding the Fourth Proportional to 338,630,600.03, 507,823,914.65 and 117,241,831.82

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Solution

The fourth proportional to 338,630,600.03, 507,823,914.65 and 117,241,831.82 is: 175,820,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,630,600.03 : 507,823,914.65 = 117,241,831.82 : x
  2. Step 2: Convert to fraction form
    338,630,600.03/507,823,914.65 = 117,241,831.82/x
  3. Step 3: Cross multiply
    338,630,600.03x = 507,823,914.65 × 117,241,831.82
  4. Step 4: Simplify right side
    338,630,600.03x = 59,538,205,996,252,688
  5. Step 5: Solve for x
    x = 59,538,205,996,252,688/338,630,600.03
  6. Step 6: Final answer
    x = 175,820,513.54

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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.