Home / 1,317,125,323.46-1,975,804,115.62-371,731,831.72

Finding the Fourth Proportional to 1,317,125,323.46, 1,975,804,115.62 and 371,731,831.72

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Solution

The fourth proportional to 1,317,125,323.46, 1,975,804,115.62 and 371,731,831.72 is: 557,630,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,125,323.46 : 1,975,804,115.62 = 371,731,831.72 : x
  2. Step 2: Convert to fraction form
    1,317,125,323.46/1,975,804,115.62 = 371,731,831.72/x
  3. Step 3: Cross multiply
    1,317,125,323.46x = 1,975,804,115.62 × 371,731,831.72
  4. Step 4: Simplify right side
    1,317,125,323.46x = 734,469,283,013,468,416
  5. Step 5: Solve for x
    x = 734,469,283,013,468,416/1,317,125,323.46
  6. Step 6: Final answer
    x = 557,630,523.03

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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.