Home / 1,727,172,209.87-2,590,765,904.78-546,758,487.98

Finding the Fourth Proportional to 1,727,172,209.87, 2,590,765,904.78 and 546,758,487.98

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Solution

The fourth proportional to 1,727,172,209.87, 2,590,765,904.78 and 546,758,487.98 is: 820,140,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,172,209.87 : 2,590,765,904.78 = 546,758,487.98 : x
  2. Step 2: Convert to fraction form
    1,727,172,209.87/2,590,765,904.78 = 546,758,487.98/x
  3. Step 3: Cross multiply
    1,727,172,209.87x = 2,590,765,904.78 × 546,758,487.98
  4. Step 4: Simplify right side
    1,727,172,209.87x = 1,416,523,248,802,539,264
  5. Step 5: Solve for x
    x = 1,416,523,248,802,539,264/1,727,172,209.87
  6. Step 6: Final answer
    x = 820,140,134.67

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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.