Home / 156,731,430.80-235,035,629.40-59,635,571.60

Finding the Fourth Proportional to 156,731,430.80, 235,035,629.40 and 59,635,571.60

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Solution

The fourth proportional to 156,731,430.80, 235,035,629.40 and 59,635,571.60 is: 89,429,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,731,430.80 : 235,035,629.40 = 59,635,571.60 : x
  2. Step 2: Convert to fraction form
    156,731,430.80/235,035,629.40 = 59,635,571.60/x
  3. Step 3: Cross multiply
    156,731,430.80x = 235,035,629.40 × 59,635,571.60
  4. Step 4: Simplify right side
    156,731,430.80x = 14,016,484,105,634,766
  5. Step 5: Solve for x
    x = 14,016,484,105,634,766/156,731,430.80
  6. Step 6: Final answer
    x = 89,429,950.55

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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.