Home / 87,114,114.80-130,734,157.80-48,734,889.20

Finding the Fourth Proportional to 87,114,114.80, 130,734,157.80 and 48,734,889.20

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Solution

The fourth proportional to 87,114,114.80, 130,734,157.80 and 48,734,889.20 is: 73,137,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,114,114.80 : 130,734,157.80 = 48,734,889.20 : x
  2. Step 2: Convert to fraction form
    87,114,114.80/130,734,157.80 = 48,734,889.20/x
  3. Step 3: Cross multiply
    87,114,114.80x = 130,734,157.80 × 48,734,889.20
  4. Step 4: Simplify right side
    87,114,114.80x = 6,371,314,695,038,316
  5. Step 5: Solve for x
    x = 6,371,314,695,038,316/87,114,114.80
  6. Step 6: Final answer
    x = 73,137,570.30

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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.