Home / 315,089,583.68-472,800,894.60-223,564,814.72

Finding the Fourth Proportional to 315,089,583.68, 472,800,894.60 and 223,564,814.72

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Solution

The fourth proportional to 315,089,583.68, 472,800,894.60 and 223,564,814.72 is: 335,465,371.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,089,583.68 : 472,800,894.60 = 223,564,814.72 : x
  2. Step 2: Convert to fraction form
    315,089,583.68/472,800,894.60 = 223,564,814.72/x
  3. Step 3: Cross multiply
    315,089,583.68x = 472,800,894.60 × 223,564,814.72
  4. Step 4: Simplify right side
    315,089,583.68x = 105,701,644,400,699,248
  5. Step 5: Solve for x
    x = 105,701,644,400,699,248/315,089,583.68
  6. Step 6: Final answer
    x = 335,465,371.99

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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.