Home / 4,905,017,548.12-6,767,913,759.42-2,818,531,368.28

Finding the Fourth Proportional to 4,905,017,548.12, 6,767,913,759.42 and 2,818,531,368.28

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Solution

The fourth proportional to 4,905,017,548.12, 6,767,913,759.42 and 2,818,531,368.28 is: 3,888,992,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,017,548.12 : 6,767,913,759.42 = 2,818,531,368.28 : x
  2. Step 2: Convert to fraction form
    4,905,017,548.12/6,767,913,759.42 = 2,818,531,368.28/x
  3. Step 3: Cross multiply
    4,905,017,548.12x = 6,767,913,759.42 × 2,818,531,368.28
  4. Step 4: Simplify right side
    4,905,017,548.12x = 19,075,577,228,739,092,480
  5. Step 5: Solve for x
    x = 19,075,577,228,739,092,480/4,905,017,548.12
  6. Step 6: Final answer
    x = 3,888,992,657.34

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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.