Home / 1,088,672,486.20-1,633,221,305.70-433,512,021.40

Finding the Fourth Proportional to 1,088,672,486.20, 1,633,221,305.70 and 433,512,021.40

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Solution

The fourth proportional to 1,088,672,486.20, 1,633,221,305.70 and 433,512,021.40 is: 650,352,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,672,486.20 : 1,633,221,305.70 = 433,512,021.40 : x
  2. Step 2: Convert to fraction form
    1,088,672,486.20/1,633,221,305.70 = 433,512,021.40/x
  3. Step 3: Cross multiply
    1,088,672,486.20x = 1,633,221,305.70 × 433,512,021.40
  4. Step 4: Simplify right side
    1,088,672,486.20x = 708,021,069,627,554,304
  5. Step 5: Solve for x
    x = 708,021,069,627,554,304/1,088,672,486.20
  6. Step 6: Final answer
    x = 650,352,680.54

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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.