Home / 264,686,535.40-397,029,803.10-80,453,655.40

Finding the Fourth Proportional to 264,686,535.40, 397,029,803.10 and 80,453,655.40

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Solution

The fourth proportional to 264,686,535.40, 397,029,803.10 and 80,453,655.40 is: 120,680,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,686,535.40 : 397,029,803.10 = 80,453,655.40 : x
  2. Step 2: Convert to fraction form
    264,686,535.40/397,029,803.10 = 80,453,655.40/x
  3. Step 3: Cross multiply
    264,686,535.40x = 397,029,803.10 × 80,453,655.40
  4. Step 4: Simplify right side
    264,686,535.40x = 31,942,498,962,137,256
  5. Step 5: Solve for x
    x = 31,942,498,962,137,256/264,686,535.40
  6. Step 6: Final answer
    x = 120,680,483.10

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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.