Home / 7,012,890,019.67-9,677,793,444.81-3,797,824,966.55

Finding the Fourth Proportional to 7,012,890,019.67, 9,677,793,444.81 and 3,797,824,966.55

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Solution

The fourth proportional to 7,012,890,019.67, 9,677,793,444.81 and 3,797,824,966.55 is: 5,241,001,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,890,019.67 : 9,677,793,444.81 = 3,797,824,966.55 : x
  2. Step 2: Convert to fraction form
    7,012,890,019.67/9,677,793,444.81 = 3,797,824,966.55/x
  3. Step 3: Cross multiply
    7,012,890,019.67x = 9,677,793,444.81 × 3,797,824,966.55
  4. Step 4: Simplify right side
    7,012,890,019.67x = 36,754,565,565,813,346,304
  5. Step 5: Solve for x
    x = 36,754,565,565,813,346,304/7,012,890,019.67
  6. Step 6: Final answer
    x = 5,241,001,279.46

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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.