Home / 148,032,068.30-222,048,102.45-145,512,644.30

Finding the Fourth Proportional to 148,032,068.30, 222,048,102.45 and 145,512,644.30

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Solution

The fourth proportional to 148,032,068.30, 222,048,102.45 and 145,512,644.30 is: 218,268,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,032,068.30 : 222,048,102.45 = 145,512,644.30 : x
  2. Step 2: Convert to fraction form
    148,032,068.30/222,048,102.45 = 145,512,644.30/x
  3. Step 3: Cross multiply
    148,032,068.30x = 222,048,102.45 × 145,512,644.30
  4. Step 4: Simplify right side
    148,032,068.30x = 32,310,806,549,296,808
  5. Step 5: Solve for x
    x = 32,310,806,549,296,808/148,032,068.30
  6. Step 6: Final answer
    x = 218,268,966.45

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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.