Home / 156,848,338.80-235,057,272.24-99,237,477.60

Finding the Fourth Proportional to 156,848,338.80, 235,057,272.24 and 99,237,477.60

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Solution

The fourth proportional to 156,848,338.80, 235,057,272.24 and 99,237,477.60 is: 148,720,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,848,338.80 : 235,057,272.24 = 99,237,477.60 : x
  2. Step 2: Convert to fraction form
    156,848,338.80/235,057,272.24 = 99,237,477.60/x
  3. Step 3: Cross multiply
    156,848,338.80x = 235,057,272.24 × 99,237,477.60
  4. Step 4: Simplify right side
    156,848,338.80x = 23,326,490,788,634,100
  5. Step 5: Solve for x
    x = 23,326,490,788,634,100/156,848,338.80
  6. Step 6: Final answer
    x = 148,720,037.25

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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.