Home / 2,921,298,772,435-4,029,717,386,596.50-1,821,972,817,182.20

Finding the Fourth Proportional to 2,921,298,772,435, 4,029,717,386,596.50 and 1,821,972,817,182.20

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Solution

The fourth proportional to 2,921,298,772,435, 4,029,717,386,596.50 and 1,821,972,817,182.20 is: 2,513,277,864,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,298,772,435 : 4,029,717,386,596.50 = 1,821,972,817,182.20 : x
  2. Step 2: Convert to fraction form
    2,921,298,772,435/4,029,717,386,596.50 = 1,821,972,817,182.20/x
  3. Step 3: Cross multiply
    2,921,298,772,435x = 4,029,717,386,596.50 × 1,821,972,817,182.20
  4. Step 4: Simplify right side
    2,921,298,772,435x = 7,342,035,539,305,317,928,009,728
  5. Step 5: Solve for x
    x = 7,342,035,539,305,317,928,009,728/2,921,298,772,435
  6. Step 6: Final answer
    x = 2,513,277,864,141.74

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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.