Home / 559,651,430.20-839,477,145.30-268,368,618.10

Finding the Fourth Proportional to 559,651,430.20, 839,477,145.30 and 268,368,618.10

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Solution

The fourth proportional to 559,651,430.20, 839,477,145.30 and 268,368,618.10 is: 402,552,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,651,430.20 : 839,477,145.30 = 268,368,618.10 : x
  2. Step 2: Convert to fraction form
    559,651,430.20/839,477,145.30 = 268,368,618.10/x
  3. Step 3: Cross multiply
    559,651,430.20x = 839,477,145.30 × 268,368,618.10
  4. Step 4: Simplify right side
    559,651,430.20x = 225,289,321,410,693,888
  5. Step 5: Solve for x
    x = 225,289,321,410,693,888/559,651,430.20
  6. Step 6: Final answer
    x = 402,552,927.15

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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.