Home / 122,521,729.40-171,657,967-122,521,729.40

Finding the Fourth Proportional to 122,521,729.40, 171,657,967 and 122,521,729.40

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Solution

The fourth proportional to 122,521,729.40, 171,657,967 and 122,521,729.40 is: 171,657,967

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,521,729.40 : 171,657,967 = 122,521,729.40 : x
  2. Step 2: Convert to fraction form
    122,521,729.40/171,657,967 = 122,521,729.40/x
  3. Step 3: Cross multiply
    122,521,729.40x = 171,657,967 × 122,521,729.40
  4. Step 4: Simplify right side
    122,521,729.40x = 21,031,830,982,128,132
  5. Step 5: Solve for x
    x = 21,031,830,982,128,132/122,521,729.40
  6. Step 6: Final answer
    x = 171,657,967

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.