Home / 277,009,089.12-382,272,915.12-151,573,069.92

Finding the Fourth Proportional to 277,009,089.12, 382,272,915.12 and 151,573,069.92

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Solution

The fourth proportional to 277,009,089.12, 382,272,915.12 and 151,573,069.92 is: 209,171,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,009,089.12 : 382,272,915.12 = 151,573,069.92 : x
  2. Step 2: Convert to fraction form
    277,009,089.12/382,272,915.12 = 151,573,069.92/x
  3. Step 3: Cross multiply
    277,009,089.12x = 382,272,915.12 × 151,573,069.92
  4. Step 4: Simplify right side
    277,009,089.12x = 57,942,279,292,005,984
  5. Step 5: Solve for x
    x = 57,942,279,292,005,984/277,009,089.12
  6. Step 6: Final answer
    x = 209,171,040.11

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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.