Home / 299,654,868.02-449,518,319.48-105,526,162.94

Finding the Fourth Proportional to 299,654,868.02, 449,518,319.48 and 105,526,162.94

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Solution

The fourth proportional to 299,654,868.02, 449,518,319.48 and 105,526,162.94 is: 158,301,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,654,868.02 : 449,518,319.48 = 105,526,162.94 : x
  2. Step 2: Convert to fraction form
    299,654,868.02/449,518,319.48 = 105,526,162.94/x
  3. Step 3: Cross multiply
    299,654,868.02x = 449,518,319.48 × 105,526,162.94
  4. Step 4: Simplify right side
    299,654,868.02x = 47,435,943,423,979,792
  5. Step 5: Solve for x
    x = 47,435,943,423,979,792/299,654,868.02
  6. Step 6: Final answer
    x = 158,301,928.28

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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.