Home / 746,496,572.40-1,119,744,859.20-456,258,927.60

Finding the Fourth Proportional to 746,496,572.40, 1,119,744,859.20 and 456,258,927.60

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Solution

The fourth proportional to 746,496,572.40, 1,119,744,859.20 and 456,258,927.60 is: 684,388,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,572.40 : 1,119,744,859.20 = 456,258,927.60 : x
  2. Step 2: Convert to fraction form
    746,496,572.40/1,119,744,859.20 = 456,258,927.60/x
  3. Step 3: Cross multiply
    746,496,572.40x = 1,119,744,859.20 × 456,258,927.60
  4. Step 4: Simplify right side
    746,496,572.40x = 510,893,588,644,205,056
  5. Step 5: Solve for x
    x = 510,893,588,644,205,056/746,496,572.40
  6. Step 6: Final answer
    x = 684,388,391.77

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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.