Home / 191,962,220.70-287,943,331.05-48,355,052.70

Finding the Fourth Proportional to 191,962,220.70, 287,943,331.05 and 48,355,052.70

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Solution

The fourth proportional to 191,962,220.70, 287,943,331.05 and 48,355,052.70 is: 72,532,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,962,220.70 : 287,943,331.05 = 48,355,052.70 : x
  2. Step 2: Convert to fraction form
    191,962,220.70/287,943,331.05 = 48,355,052.70/x
  3. Step 3: Cross multiply
    191,962,220.70x = 287,943,331.05 × 48,355,052.70
  4. Step 4: Simplify right side
    191,962,220.70x = 13,923,514,947,536,298
  5. Step 5: Solve for x
    x = 13,923,514,947,536,298/191,962,220.70
  6. Step 6: Final answer
    x = 72,532,579.05

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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.