Home / 668,341,427.52-1,002,510,763.20-377,076,330.12

Finding the Fourth Proportional to 668,341,427.52, 1,002,510,763.20 and 377,076,330.12

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Solution

The fourth proportional to 668,341,427.52, 1,002,510,763.20 and 377,076,330.12 is: 565,613,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,341,427.52 : 1,002,510,763.20 = 377,076,330.12 : x
  2. Step 2: Convert to fraction form
    668,341,427.52/1,002,510,763.20 = 377,076,330.12/x
  3. Step 3: Cross multiply
    668,341,427.52x = 1,002,510,763.20 × 377,076,330.12
  4. Step 4: Simplify right side
    668,341,427.52x = 378,023,079,493,256,384
  5. Step 5: Solve for x
    x = 378,023,079,493,256,384/668,341,427.52
  6. Step 6: Final answer
    x = 565,613,717.67

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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.