Home / 1,069,691,872.80-1,604,537,809.20-293,416,004.10

Finding the Fourth Proportional to 1,069,691,872.80, 1,604,537,809.20 and 293,416,004.10

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Solution

The fourth proportional to 1,069,691,872.80, 1,604,537,809.20 and 293,416,004.10 is: 440,124,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,691,872.80 : 1,604,537,809.20 = 293,416,004.10 : x
  2. Step 2: Convert to fraction form
    1,069,691,872.80/1,604,537,809.20 = 293,416,004.10/x
  3. Step 3: Cross multiply
    1,069,691,872.80x = 1,604,537,809.20 × 293,416,004.10
  4. Step 4: Simplify right side
    1,069,691,872.80x = 470,797,072,402,832,256
  5. Step 5: Solve for x
    x = 470,797,072,402,832,256/1,069,691,872.80
  6. Step 6: Final answer
    x = 440,124,006.15

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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.