Home / 559,875,025.60-839,812,538.40-356,305,566.40

Finding the Fourth Proportional to 559,875,025.60, 839,812,538.40 and 356,305,566.40

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Solution

The fourth proportional to 559,875,025.60, 839,812,538.40 and 356,305,566.40 is: 534,458,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,025.60 : 839,812,538.40 = 356,305,566.40 : x
  2. Step 2: Convert to fraction form
    559,875,025.60/839,812,538.40 = 356,305,566.40/x
  3. Step 3: Cross multiply
    559,875,025.60x = 839,812,538.40 × 356,305,566.40
  4. Step 4: Simplify right side
    559,875,025.60x = 299,229,882,164,433,728
  5. Step 5: Solve for x
    x = 299,229,882,164,433,728/559,875,025.60
  6. Step 6: Final answer
    x = 534,458,349.60

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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.