Home / 340,640,740.40-510,953,757.36-94,990,831.88

Finding the Fourth Proportional to 340,640,740.40, 510,953,757.36 and 94,990,831.88

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Solution

The fourth proportional to 340,640,740.40, 510,953,757.36 and 94,990,831.88 is: 142,484,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,640,740.40 : 510,953,757.36 = 94,990,831.88 : x
  2. Step 2: Convert to fraction form
    340,640,740.40/510,953,757.36 = 94,990,831.88/x
  3. Step 3: Cross multiply
    340,640,740.40x = 510,953,757.36 × 94,990,831.88
  4. Step 4: Simplify right side
    340,640,740.40x = 48,535,922,463,838,072
  5. Step 5: Solve for x
    x = 48,535,922,463,838,072/340,640,740.40
  6. Step 6: Final answer
    x = 142,484,197.30

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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.