Home / 149,120,101.80-223,576,162.52-66,076,688.25

Finding the Fourth Proportional to 149,120,101.80, 223,576,162.52 and 66,076,688.25

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Solution

The fourth proportional to 149,120,101.80, 223,576,162.52 and 66,076,688.25 is: 99,068,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,120,101.80 : 223,576,162.52 = 66,076,688.25 : x
  2. Step 2: Convert to fraction form
    149,120,101.80/223,576,162.52 = 66,076,688.25/x
  3. Step 3: Cross multiply
    149,120,101.80x = 223,576,162.52 × 66,076,688.25
  4. Step 4: Simplify right side
    149,120,101.80x = 14,773,172,390,634,990
  5. Step 5: Solve for x
    x = 14,773,172,390,634,990/149,120,101.80
  6. Step 6: Final answer
    x = 99,068,953.23

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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.