Home / 203,687,662,979.02-281,076,309,767.51-112,231,095,798.68

Finding the Fourth Proportional to 203,687,662,979.02, 281,076,309,767.51 and 112,231,095,798.68

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Solution

The fourth proportional to 203,687,662,979.02, 281,076,309,767.51 and 112,231,095,798.68 is: 154,871,933,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,687,662,979.02 : 281,076,309,767.51 = 112,231,095,798.68 : x
  2. Step 2: Convert to fraction form
    203,687,662,979.02/281,076,309,767.51 = 112,231,095,798.68/x
  3. Step 3: Cross multiply
    203,687,662,979.02x = 281,076,309,767.51 × 112,231,095,798.68
  4. Step 4: Simplify right side
    203,687,662,979.02x = 31,545,502,248,256,868,974,592
  5. Step 5: Solve for x
    x = 31,545,502,248,256,868,974,592/203,687,662,979.02
  6. Step 6: Final answer
    x = 154,871,933,758.24

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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.