Home / 755,365,518.10-1,133,048,277.15-448,499,674.90

Finding the Fourth Proportional to 755,365,518.10, 1,133,048,277.15 and 448,499,674.90

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Solution

The fourth proportional to 755,365,518.10, 1,133,048,277.15 and 448,499,674.90 is: 672,749,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,365,518.10 : 1,133,048,277.15 = 448,499,674.90 : x
  2. Step 2: Convert to fraction form
    755,365,518.10/1,133,048,277.15 = 448,499,674.90/x
  3. Step 3: Cross multiply
    755,365,518.10x = 1,133,048,277.15 × 448,499,674.90
  4. Step 4: Simplify right side
    755,365,518.10x = 508,171,783,947,780,096
  5. Step 5: Solve for x
    x = 508,171,783,947,780,096/755,365,518.10
  6. Step 6: Final answer
    x = 672,749,512.35

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1.5x scale

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.