Home / 1,992,734,457,117.60-2,989,101,692,848.40-560,142,351,478.90

Finding the Fourth Proportional to 1,992,734,457,117.60, 2,989,101,692,848.40 and 560,142,351,478.90

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Solution

The fourth proportional to 1,992,734,457,117.60, 2,989,101,692,848.40 and 560,142,351,478.90 is: 840,213,529,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,734,457,117.60 : 2,989,101,692,848.40 = 560,142,351,478.90 : x
  2. Step 2: Convert to fraction form
    1,992,734,457,117.60/2,989,101,692,848.40 = 560,142,351,478.90/x
  3. Step 3: Cross multiply
    1,992,734,457,117.60x = 2,989,101,692,848.40 × 560,142,351,478.90
  4. Step 4: Simplify right side
    1,992,734,457,117.60x = 1,674,322,451,041,663,468,961,792
  5. Step 5: Solve for x
    x = 1,674,322,451,041,663,468,961,792/1,992,734,457,117.60
  6. Step 6: Final answer
    x = 840,213,529,234.34

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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.