Home / 133,004,012.80-199,395,427.20-56,385,875.20

Finding the Fourth Proportional to 133,004,012.80, 199,395,427.20 and 56,385,875.20

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Solution

The fourth proportional to 133,004,012.80, 199,395,427.20 and 56,385,875.20 is: 84,531,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,004,012.80 : 199,395,427.20 = 56,385,875.20 : x
  2. Step 2: Convert to fraction form
    133,004,012.80/199,395,427.20 = 56,385,875.20/x
  3. Step 3: Cross multiply
    133,004,012.80x = 199,395,427.20 × 56,385,875.20
  4. Step 4: Simplify right side
    133,004,012.80x = 11,243,085,673,549,886
  5. Step 5: Solve for x
    x = 11,243,085,673,549,886/133,004,012.80
  6. Step 6: Final answer
    x = 84,531,928.30

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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.