Home / 70,963,502,689.82-97,929,635,643.51-39,281,116,033.82

Finding the Fourth Proportional to 70,963,502,689.82, 97,929,635,643.51 and 39,281,116,033.82

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Solution

The fourth proportional to 70,963,502,689.82, 97,929,635,643.51 and 39,281,116,033.82 is: 54,207,941,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,963,502,689.82 : 97,929,635,643.51 = 39,281,116,033.82 : x
  2. Step 2: Convert to fraction form
    70,963,502,689.82/97,929,635,643.51 = 39,281,116,033.82/x
  3. Step 3: Cross multiply
    70,963,502,689.82x = 97,929,635,643.51 × 39,281,116,033.82
  4. Step 4: Simplify right side
    70,963,502,689.82x = 3,846,785,380,862,431,068,160
  5. Step 5: Solve for x
    x = 3,846,785,380,862,431,068,160/70,963,502,689.82
  6. Step 6: Final answer
    x = 54,207,941,195.87

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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.