Home / 234,563,009.49-323,697,002.13-130,140,831.69

Finding the Fourth Proportional to 234,563,009.49, 323,697,002.13 and 130,140,831.69

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Solution

The fourth proportional to 234,563,009.49, 323,697,002.13 and 130,140,831.69 is: 179,594,374.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,563,009.49 : 323,697,002.13 = 130,140,831.69 : x
  2. Step 2: Convert to fraction form
    234,563,009.49/323,697,002.13 = 130,140,831.69/x
  3. Step 3: Cross multiply
    234,563,009.49x = 323,697,002.13 × 130,140,831.69
  4. Step 4: Simplify right side
    234,563,009.49x = 42,126,197,072,757,904
  5. Step 5: Solve for x
    x = 42,126,197,072,757,904/234,563,009.49
  6. Step 6: Final answer
    x = 179,594,374.94

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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.