Home / 756,508,220.10-1,134,762,330.15-265,775,600.70

Finding the Fourth Proportional to 756,508,220.10, 1,134,762,330.15 and 265,775,600.70

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Solution

The fourth proportional to 756,508,220.10, 1,134,762,330.15 and 265,775,600.70 is: 398,663,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,508,220.10 : 1,134,762,330.15 = 265,775,600.70 : x
  2. Step 2: Convert to fraction form
    756,508,220.10/1,134,762,330.15 = 265,775,600.70/x
  3. Step 3: Cross multiply
    756,508,220.10x = 1,134,762,330.15 × 265,775,600.70
  4. Step 4: Simplify right side
    756,508,220.10x = 301,592,139,947,347,968
  5. Step 5: Solve for x
    x = 301,592,139,947,347,968/756,508,220.10
  6. Step 6: Final answer
    x = 398,663,401.05

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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.