Home / 407,070,689,121.22-610,606,033,681.83-371,806,815,278.03

Finding the Fourth Proportional to 407,070,689,121.22, 610,606,033,681.83 and 371,806,815,278.03

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Solution

The fourth proportional to 407,070,689,121.22, 610,606,033,681.83 and 371,806,815,278.03 is: 557,710,222,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,070,689,121.22 : 610,606,033,681.83 = 371,806,815,278.03 : x
  2. Step 2: Convert to fraction form
    407,070,689,121.22/610,606,033,681.83 = 371,806,815,278.03/x
  3. Step 3: Cross multiply
    407,070,689,121.22x = 610,606,033,681.83 × 371,806,815,278.03
  4. Step 4: Simplify right side
    407,070,689,121.22x = 227,027,484,772,790,735,732,736
  5. Step 5: Solve for x
    x = 227,027,484,772,790,735,732,736/407,070,689,121.22
  6. Step 6: Final answer
    x = 557,710,222,917.05

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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.