Home / 746,496,003.90-1,119,744,005.85-472,382,672.70

Finding the Fourth Proportional to 746,496,003.90, 1,119,744,005.85 and 472,382,672.70

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Solution

The fourth proportional to 746,496,003.90, 1,119,744,005.85 and 472,382,672.70 is: 708,574,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,003.90 : 1,119,744,005.85 = 472,382,672.70 : x
  2. Step 2: Convert to fraction form
    746,496,003.90/1,119,744,005.85 = 472,382,672.70/x
  3. Step 3: Cross multiply
    746,496,003.90x = 1,119,744,005.85 × 472,382,672.70
  4. Step 4: Simplify right side
    746,496,003.90x = 528,947,666,223,227,392
  5. Step 5: Solve for x
    x = 528,947,666,223,227,392/746,496,003.90
  6. Step 6: Final answer
    x = 708,574,009.05

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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.