Home / 472,463,946.14-652,002,048.15-263,628,890.78

Finding the Fourth Proportional to 472,463,946.14, 652,002,048.15 and 263,628,890.78

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Solution

The fourth proportional to 472,463,946.14, 652,002,048.15 and 263,628,890.78 is: 363,808,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,463,946.14 : 652,002,048.15 = 263,628,890.78 : x
  2. Step 2: Convert to fraction form
    472,463,946.14/652,002,048.15 = 263,628,890.78/x
  3. Step 3: Cross multiply
    472,463,946.14x = 652,002,048.15 × 263,628,890.78
  4. Step 4: Simplify right side
    472,463,946.14x = 171,886,576,740,072,640
  5. Step 5: Solve for x
    x = 171,886,576,740,072,640/472,463,946.14
  6. Step 6: Final answer
    x = 363,808,875.04

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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.