Home / 181,381,835.64-272,044,708.02-66,339,475.32

Finding the Fourth Proportional to 181,381,835.64, 272,044,708.02 and 66,339,475.32

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Solution

The fourth proportional to 181,381,835.64, 272,044,708.02 and 66,339,475.32 is: 99,498,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,381,835.64 : 272,044,708.02 = 66,339,475.32 : x
  2. Step 2: Convert to fraction form
    181,381,835.64/272,044,708.02 = 66,339,475.32/x
  3. Step 3: Cross multiply
    181,381,835.64x = 272,044,708.02 × 66,339,475.32
  4. Step 4: Simplify right side
    181,381,835.64x = 18,047,303,193,629,396
  5. Step 5: Solve for x
    x = 18,047,303,193,629,396/181,381,835.64
  6. Step 6: Final answer
    x = 99,498,955.50

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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.