Home / 87,362,816.40-131,050,445.40-26,778,445.20

Finding the Fourth Proportional to 87,362,816.40, 131,050,445.40 and 26,778,445.20

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Solution

The fourth proportional to 87,362,816.40, 131,050,445.40 and 26,778,445.20 is: 40,169,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,362,816.40 : 131,050,445.40 = 26,778,445.20 : x
  2. Step 2: Convert to fraction form
    87,362,816.40/131,050,445.40 = 26,778,445.20/x
  3. Step 3: Cross multiply
    87,362,816.40x = 131,050,445.40 × 26,778,445.20
  4. Step 4: Simplify right side
    87,362,816.40x = 3,509,327,170,579,492
  5. Step 5: Solve for x
    x = 3,509,327,170,579,492/87,362,816.40
  6. Step 6: Final answer
    x = 40,169,574.60

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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.