Home / 3,999,772,587.33-5,521,600,176.90-2,663,885,802.69

Finding the Fourth Proportional to 3,999,772,587.33, 5,521,600,176.90 and 2,663,885,802.69

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Solution

The fourth proportional to 3,999,772,587.33, 5,521,600,176.90 and 2,663,885,802.69 is: 3,677,437,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,772,587.33 : 5,521,600,176.90 = 2,663,885,802.69 : x
  2. Step 2: Convert to fraction form
    3,999,772,587.33/5,521,600,176.90 = 2,663,885,802.69/x
  3. Step 3: Cross multiply
    3,999,772,587.33x = 5,521,600,176.90 × 2,663,885,802.69
  4. Step 4: Simplify right side
    3,999,772,587.33x = 14,708,912,319,374,501,888
  5. Step 5: Solve for x
    x = 14,708,912,319,374,501,888/3,999,772,587.33
  6. Step 6: Final answer
    x = 3,677,437,153.79

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1.5x scale

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.