Home / 358,785,831.40-538,178,747.10-195,102,003.40

Finding the Fourth Proportional to 358,785,831.40, 538,178,747.10 and 195,102,003.40

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Solution

The fourth proportional to 358,785,831.40, 538,178,747.10 and 195,102,003.40 is: 292,653,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,785,831.40 : 538,178,747.10 = 195,102,003.40 : x
  2. Step 2: Convert to fraction form
    358,785,831.40/538,178,747.10 = 195,102,003.40/x
  3. Step 3: Cross multiply
    358,785,831.40x = 538,178,747.10 × 195,102,003.40
  4. Step 4: Simplify right side
    358,785,831.40x = 104,999,751,746,511,952
  5. Step 5: Solve for x
    x = 104,999,751,746,511,952/358,785,831.40
  6. Step 6: Final answer
    x = 292,653,005.10

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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.