Home / 152,163,547,909.56-228,046,768,867.98-85,008,080,346.30

Finding the Fourth Proportional to 152,163,547,909.56, 228,046,768,867.98 and 85,008,080,346.30

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Solution

The fourth proportional to 152,163,547,909.56, 228,046,768,867.98 and 85,008,080,346.30 is: 127,401,196,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,163,547,909.56 : 228,046,768,867.98 = 85,008,080,346.30 : x
  2. Step 2: Convert to fraction form
    152,163,547,909.56/228,046,768,867.98 = 85,008,080,346.30/x
  3. Step 3: Cross multiply
    152,163,547,909.56x = 228,046,768,867.98 × 85,008,080,346.30
  4. Step 4: Simplify right side
    152,163,547,909.56x = 19,385,818,050,643,351,306,240
  5. Step 5: Solve for x
    x = 19,385,818,050,643,351,306,240/152,163,547,909.56
  6. Step 6: Final answer
    x = 127,401,196,390.12

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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.