Home / 125,884,030,515.12-173,729,864,958.84-71,692,870,497.84

Finding the Fourth Proportional to 125,884,030,515.12, 173,729,864,958.84 and 71,692,870,497.84

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Solution

The fourth proportional to 125,884,030,515.12, 173,729,864,958.84 and 71,692,870,497.84 is: 98,941,801,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,884,030,515.12 : 173,729,864,958.84 = 71,692,870,497.84 : x
  2. Step 2: Convert to fraction form
    125,884,030,515.12/173,729,864,958.84 = 71,692,870,497.84/x
  3. Step 3: Cross multiply
    125,884,030,515.12x = 173,729,864,958.84 × 71,692,870,497.84
  4. Step 4: Simplify right side
    125,884,030,515.12x = 12,455,192,710,101,346,549,760
  5. Step 5: Solve for x
    x = 12,455,192,710,101,346,549,760/125,884,030,515.12
  6. Step 6: Final answer
    x = 98,941,801,109.60

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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.