Home / 119,591,702.60-179,600,130.30-87,280,089.80

Finding the Fourth Proportional to 119,591,702.60, 179,600,130.30 and 87,280,089.80

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Solution

The fourth proportional to 119,591,702.60, 179,600,130.30 and 87,280,089.80 is: 131,075,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,591,702.60 : 179,600,130.30 = 87,280,089.80 : x
  2. Step 2: Convert to fraction form
    119,591,702.60/179,600,130.30 = 87,280,089.80/x
  3. Step 3: Cross multiply
    119,591,702.60x = 179,600,130.30 × 87,280,089.80
  4. Step 4: Simplify right side
    119,591,702.60x = 15,675,515,500,675,702
  5. Step 5: Solve for x
    x = 15,675,515,500,675,702/119,591,702.60
  6. Step 6: Final answer
    x = 131,075,276.63

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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.