Home / 8,542,483,403.38-11,792,714,920.98-5,689,373,639.72

Finding the Fourth Proportional to 8,542,483,403.38, 11,792,714,920.98 and 5,689,373,639.72

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Solution

The fourth proportional to 8,542,483,403.38, 11,792,714,920.98 and 5,689,373,639.72 is: 7,854,058,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,483,403.38 : 11,792,714,920.98 = 5,689,373,639.72 : x
  2. Step 2: Convert to fraction form
    8,542,483,403.38/11,792,714,920.98 = 5,689,373,639.72/x
  3. Step 3: Cross multiply
    8,542,483,403.38x = 11,792,714,920.98 × 5,689,373,639.72
  4. Step 4: Simplify right side
    8,542,483,403.38x = 67,093,161,412,156,334,080
  5. Step 5: Solve for x
    x = 67,093,161,412,156,334,080/8,542,483,403.38
  6. Step 6: Final answer
    x = 7,854,058,151.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.