Home / 191,439,965.28-287,170,130.63-60,292,496.73

Finding the Fourth Proportional to 191,439,965.28, 287,170,130.63 and 60,292,496.73

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Solution

The fourth proportional to 191,439,965.28, 287,170,130.63 and 60,292,496.73 is: 90,441,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,439,965.28 : 287,170,130.63 = 60,292,496.73 : x
  2. Step 2: Convert to fraction form
    191,439,965.28/287,170,130.63 = 60,292,496.73/x
  3. Step 3: Cross multiply
    191,439,965.28x = 287,170,130.63 × 60,292,496.73
  4. Step 4: Simplify right side
    191,439,965.28x = 17,314,204,161,962,946
  5. Step 5: Solve for x
    x = 17,314,204,161,962,946/191,439,965.28
  6. Step 6: Final answer
    x = 90,441,952.06

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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.