Home / 707,097,669,357.79-975,795,175,160.90-381,936,959,497.63

Finding the Fourth Proportional to 707,097,669,357.79, 975,795,175,160.90 and 381,936,959,497.63

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Solution

The fourth proportional to 707,097,669,357.79, 975,795,175,160.90 and 381,936,959,497.63 is: 527,073,215,545.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,097,669,357.79 : 975,795,175,160.90 = 381,936,959,497.63 : x
  2. Step 2: Convert to fraction form
    707,097,669,357.79/975,795,175,160.90 = 381,936,959,497.63/x
  3. Step 3: Cross multiply
    707,097,669,357.79x = 975,795,175,160.90 × 381,936,959,497.63
  4. Step 4: Simplify right side
    707,097,669,357.79x = 372,692,242,293,411,454,910,464
  5. Step 5: Solve for x
    x = 372,692,242,293,411,454,910,464/707,097,669,357.79
  6. Step 6: Final answer
    x = 527,073,215,545.89

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Double scale
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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.