Home / 2,992,938,328.89-4,129,347,759.71-2,088,670,209.93

Finding the Fourth Proportional to 2,992,938,328.89, 4,129,347,759.71 and 2,088,670,209.93

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Solution

The fourth proportional to 2,992,938,328.89, 4,129,347,759.71 and 2,088,670,209.93 is: 2,881,731,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,938,328.89 : 4,129,347,759.71 = 2,088,670,209.93 : x
  2. Step 2: Convert to fraction form
    2,992,938,328.89/4,129,347,759.71 = 2,088,670,209.93/x
  3. Step 3: Cross multiply
    2,992,938,328.89x = 4,129,347,759.71 × 2,088,670,209.93
  4. Step 4: Simplify right side
    2,992,938,328.89x = 8,624,845,652,137,017,344
  5. Step 5: Solve for x
    x = 8,624,845,652,137,017,344/2,992,938,328.89
  6. Step 6: Final answer
    x = 2,881,731,831.52

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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.