Home / 9,215,037,747.36-12,716,661,557.43-4,985,856,841.41

Finding the Fourth Proportional to 9,215,037,747.36, 12,716,661,557.43 and 4,985,856,841.41

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Solution

The fourth proportional to 9,215,037,747.36, 12,716,661,557.43 and 4,985,856,841.41 is: 6,880,433,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,037,747.36 : 12,716,661,557.43 = 4,985,856,841.41 : x
  2. Step 2: Convert to fraction form
    9,215,037,747.36/12,716,661,557.43 = 4,985,856,841.41/x
  3. Step 3: Cross multiply
    9,215,037,747.36x = 12,716,661,557.43 × 4,985,856,841.41
  4. Step 4: Simplify right side
    9,215,037,747.36x = 63,403,454,026,007,912,448
  5. Step 5: Solve for x
    x = 63,403,454,026,007,912,448/9,215,037,747.36
  6. Step 6: Final answer
    x = 6,880,433,457.17

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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.