Home / 476,501,831.70-714,753,307.62-148,979,061.48

Finding the Fourth Proportional to 476,501,831.70, 714,753,307.62 and 148,979,061.48

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Solution

The fourth proportional to 476,501,831.70, 714,753,307.62 and 148,979,061.48 is: 223,468,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,501,831.70 : 714,753,307.62 = 148,979,061.48 : x
  2. Step 2: Convert to fraction form
    476,501,831.70/714,753,307.62 = 148,979,061.48/x
  3. Step 3: Cross multiply
    476,501,831.70x = 714,753,307.62 × 148,979,061.48
  4. Step 4: Simplify right side
    476,501,831.70x = 106,483,276,958,953,328
  5. Step 5: Solve for x
    x = 106,483,276,958,953,328/476,501,831.70
  6. Step 6: Final answer
    x = 223,468,767.33

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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.