Home / 149,501,911.20-224,252,866.80-91,807,101.60

Finding the Fourth Proportional to 149,501,911.20, 224,252,866.80 and 91,807,101.60

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Solution

The fourth proportional to 149,501,911.20, 224,252,866.80 and 91,807,101.60 is: 137,710,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,501,911.20 : 224,252,866.80 = 91,807,101.60 : x
  2. Step 2: Convert to fraction form
    149,501,911.20/224,252,866.80 = 91,807,101.60/x
  3. Step 3: Cross multiply
    149,501,911.20x = 224,252,866.80 × 91,807,101.60
  4. Step 4: Simplify right side
    149,501,911.20x = 20,588,005,726,398,868
  5. Step 5: Solve for x
    x = 20,588,005,726,398,868/149,501,911.20
  6. Step 6: Final answer
    x = 137,710,652.40

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1.5x scale

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.