Home / 314,936,803.90-472,405,205.85-99,526,051.90

Finding the Fourth Proportional to 314,936,803.90, 472,405,205.85 and 99,526,051.90

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Solution

The fourth proportional to 314,936,803.90, 472,405,205.85 and 99,526,051.90 is: 149,289,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,936,803.90 : 472,405,205.85 = 99,526,051.90 : x
  2. Step 2: Convert to fraction form
    314,936,803.90/472,405,205.85 = 99,526,051.90/x
  3. Step 3: Cross multiply
    314,936,803.90x = 472,405,205.85 × 99,526,051.90
  4. Step 4: Simplify right side
    314,936,803.90x = 47,016,625,035,257,288
  5. Step 5: Solve for x
    x = 47,016,625,035,257,288/314,936,803.90
  6. Step 6: Final answer
    x = 149,289,077.85

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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.