Home / 3,937,010,480.80-5,905,515,721.20-3,637,702,909.60

Finding the Fourth Proportional to 3,937,010,480.80, 5,905,515,721.20 and 3,637,702,909.60

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Solution

The fourth proportional to 3,937,010,480.80, 5,905,515,721.20 and 3,637,702,909.60 is: 5,456,554,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,010,480.80 : 5,905,515,721.20 = 3,637,702,909.60 : x
  2. Step 2: Convert to fraction form
    3,937,010,480.80/5,905,515,721.20 = 3,637,702,909.60/x
  3. Step 3: Cross multiply
    3,937,010,480.80x = 5,905,515,721.20 × 3,637,702,909.60
  4. Step 4: Simplify right side
    3,937,010,480.80x = 21,482,511,721,697,779,712
  5. Step 5: Solve for x
    x = 21,482,511,721,697,779,712/3,937,010,480.80
  6. Step 6: Final answer
    x = 5,456,554,364.40

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1.5x scale

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.