Home / 3,890,525,092.30-5,368,860,539.04-2,106,364,281.22

Finding the Fourth Proportional to 3,890,525,092.30, 5,368,860,539.04 and 2,106,364,281.22

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Solution

The fourth proportional to 3,890,525,092.30, 5,368,860,539.04 and 2,106,364,281.22 is: 2,906,748,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,525,092.30 : 5,368,860,539.04 = 2,106,364,281.22 : x
  2. Step 2: Convert to fraction form
    3,890,525,092.30/5,368,860,539.04 = 2,106,364,281.22/x
  3. Step 3: Cross multiply
    3,890,525,092.30x = 5,368,860,539.04 × 2,106,364,281.22
  4. Step 4: Simplify right side
    3,890,525,092.30x = 11,308,776,070,285,412,352
  5. Step 5: Solve for x
    x = 11,308,776,070,285,412,352/3,890,525,092.30
  6. Step 6: Final answer
    x = 2,906,748,010.10

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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.