Home / 54,175,068,013.80-81,262,602,020.70-35,346,432,248.40

Finding the Fourth Proportional to 54,175,068,013.80, 81,262,602,020.70 and 35,346,432,248.40

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Solution

The fourth proportional to 54,175,068,013.80, 81,262,602,020.70 and 35,346,432,248.40 is: 53,019,648,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,175,068,013.80 : 81,262,602,020.70 = 35,346,432,248.40 : x
  2. Step 2: Convert to fraction form
    54,175,068,013.80/81,262,602,020.70 = 35,346,432,248.40/x
  3. Step 3: Cross multiply
    54,175,068,013.80x = 81,262,602,020.70 × 35,346,432,248.40
  4. Step 4: Simplify right side
    54,175,068,013.80x = 2,872,343,056,653,365,542,912
  5. Step 5: Solve for x
    x = 2,872,343,056,653,365,542,912/54,175,068,013.80
  6. Step 6: Final answer
    x = 53,019,648,372.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.