Home / 340,356,831.21-510,683,745.33-119,186,911.80

Finding the Fourth Proportional to 340,356,831.21, 510,683,745.33 and 119,186,911.80

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Solution

The fourth proportional to 340,356,831.21, 510,683,745.33 and 119,186,911.80 is: 178,832,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,356,831.21 : 510,683,745.33 = 119,186,911.80 : x
  2. Step 2: Convert to fraction form
    340,356,831.21/510,683,745.33 = 119,186,911.80/x
  3. Step 3: Cross multiply
    340,356,831.21x = 510,683,745.33 × 119,186,911.80
  4. Step 4: Simplify right side
    340,356,831.21x = 60,866,818,512,340,368
  5. Step 5: Solve for x
    x = 60,866,818,512,340,368/340,356,831.21
  6. Step 6: Final answer
    x = 178,832,369.24

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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.