Home / 947,439,467.75-1,307,378,722.15-524,044,017.83

Finding the Fourth Proportional to 947,439,467.75, 1,307,378,722.15 and 524,044,017.83

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Solution

The fourth proportional to 947,439,467.75, 1,307,378,722.15 and 524,044,017.83 is: 723,132,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,439,467.75 : 1,307,378,722.15 = 524,044,017.83 : x
  2. Step 2: Convert to fraction form
    947,439,467.75/1,307,378,722.15 = 524,044,017.83/x
  3. Step 3: Cross multiply
    947,439,467.75x = 1,307,378,722.15 × 524,044,017.83
  4. Step 4: Simplify right side
    947,439,467.75x = 685,123,998,384,886,912
  5. Step 5: Solve for x
    x = 685,123,998,384,886,912/947,439,467.75
  6. Step 6: Final answer
    x = 723,132,212.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.