Home / 2,815,660,551.55-3,885,615,408.93-1,528,172,439.24

Finding the Fourth Proportional to 2,815,660,551.55, 3,885,615,408.93 and 1,528,172,439.24

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Solution

The fourth proportional to 2,815,660,551.55, 3,885,615,408.93 and 1,528,172,439.24 is: 2,108,880,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,660,551.55 : 3,885,615,408.93 = 1,528,172,439.24 : x
  2. Step 2: Convert to fraction form
    2,815,660,551.55/3,885,615,408.93 = 1,528,172,439.24/x
  3. Step 3: Cross multiply
    2,815,660,551.55x = 3,885,615,408.93 × 1,528,172,439.24
  4. Step 4: Simplify right side
    2,815,660,551.55x = 5,937,890,377,413,088,256
  5. Step 5: Solve for x
    x = 5,937,890,377,413,088,256/2,815,660,551.55
  6. Step 6: Final answer
    x = 2,108,880,054.50

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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.