Home / 7,125,636,844.90-10,693,557,100.95-2,988,049,795.30

Finding the Fourth Proportional to 7,125,636,844.90, 10,693,557,100.95 and 2,988,049,795.30

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Solution

The fourth proportional to 7,125,636,844.90, 10,693,557,100.95 and 2,988,049,795.30 is: 4,484,214,085.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,636,844.90 : 10,693,557,100.95 = 2,988,049,795.30 : x
  2. Step 2: Convert to fraction form
    7,125,636,844.90/10,693,557,100.95 = 2,988,049,795.30/x
  3. Step 3: Cross multiply
    7,125,636,844.90x = 10,693,557,100.95 × 2,988,049,795.30
  4. Step 4: Simplify right side
    7,125,636,844.90x = 31,952,881,106,522,513,408
  5. Step 5: Solve for x
    x = 31,952,881,106,522,513,408/7,125,636,844.90
  6. Step 6: Final answer
    x = 4,484,214,085.28

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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.