Home / 66,275,761,874.64-91,460,547,888.72-35,791,942,548.08

Finding the Fourth Proportional to 66,275,761,874.64, 91,460,547,888.72 and 35,791,942,548.08

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Solution

The fourth proportional to 66,275,761,874.64, 91,460,547,888.72 and 35,791,942,548.08 is: 49,392,878,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,275,761,874.64 : 91,460,547,888.72 = 35,791,942,548.08 : x
  2. Step 2: Convert to fraction form
    66,275,761,874.64/91,460,547,888.72 = 35,791,942,548.08/x
  3. Step 3: Cross multiply
    66,275,761,874.64x = 91,460,547,888.72 × 35,791,942,548.08
  4. Step 4: Simplify right side
    66,275,761,874.64x = 3,273,550,675,448,985,812,992
  5. Step 5: Solve for x
    x = 3,273,550,675,448,985,812,992/66,275,761,874.64
  6. Step 6: Final answer
    x = 49,392,878,827.12

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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.