Home / 3,956,891,307.04-5,460,261,646.44-2,172,732,269.88

Finding the Fourth Proportional to 3,956,891,307.04, 5,460,261,646.44 and 2,172,732,269.88

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Solution

The fourth proportional to 3,956,891,307.04, 5,460,261,646.44 and 2,172,732,269.88 is: 2,998,234,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,891,307.04 : 5,460,261,646.44 = 2,172,732,269.88 : x
  2. Step 2: Convert to fraction form
    3,956,891,307.04/5,460,261,646.44 = 2,172,732,269.88/x
  3. Step 3: Cross multiply
    3,956,891,307.04x = 5,460,261,646.44 × 2,172,732,269.88
  4. Step 4: Simplify right side
    3,956,891,307.04x = 11,863,686,681,208,287,232
  5. Step 5: Solve for x
    x = 11,863,686,681,208,287,232/3,956,891,307.04
  6. Step 6: Final answer
    x = 2,998,234,159.25

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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.