Home / 49,370,885,919.63-68,130,663,702.51-29,049,657,886.80

Finding the Fourth Proportional to 49,370,885,919.63, 68,130,663,702.51 and 29,049,657,886.80

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Solution

The fourth proportional to 49,370,885,919.63, 68,130,663,702.51 and 29,049,657,886.80 is: 40,087,846,010.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,370,885,919.63 : 68,130,663,702.51 = 29,049,657,886.80 : x
  2. Step 2: Convert to fraction form
    49,370,885,919.63/68,130,663,702.51 = 29,049,657,886.80/x
  3. Step 3: Cross multiply
    49,370,885,919.63x = 68,130,663,702.51 × 29,049,657,886.80
  4. Step 4: Simplify right side
    49,370,885,919.63x = 1,979,172,472,158,392,680,448
  5. Step 5: Solve for x
    x = 1,979,172,472,158,392,680,448/49,370,885,919.63
  6. Step 6: Final answer
    x = 40,087,846,010.71

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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.