Home / 315,485,890.05-473,228,835.08-315,485,890.05

Finding the Fourth Proportional to 315,485,890.05, 473,228,835.08 and 315,485,890.05

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Solution

The fourth proportional to 315,485,890.05, 473,228,835.08 and 315,485,890.05 is: 473,228,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,485,890.05 : 473,228,835.08 = 315,485,890.05 : x
  2. Step 2: Convert to fraction form
    315,485,890.05/473,228,835.08 = 315,485,890.05/x
  3. Step 3: Cross multiply
    315,485,890.05x = 473,228,835.08 × 315,485,890.05
  4. Step 4: Simplify right side
    315,485,890.05x = 149,297,020,230,961,024
  5. Step 5: Solve for x
    x = 149,297,020,230,961,024/315,485,890.05
  6. Step 6: Final answer
    x = 473,228,835.08

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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.