Home / 559,872,666.40-839,808,999.60-537,197,850.40

Finding the Fourth Proportional to 559,872,666.40, 839,808,999.60 and 537,197,850.40

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Solution

The fourth proportional to 559,872,666.40, 839,808,999.60 and 537,197,850.40 is: 805,796,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,666.40 : 839,808,999.60 = 537,197,850.40 : x
  2. Step 2: Convert to fraction form
    559,872,666.40/839,808,999.60 = 537,197,850.40/x
  3. Step 3: Cross multiply
    559,872,666.40x = 839,808,999.60 × 537,197,850.40
  4. Step 4: Simplify right side
    559,872,666.40x = 451,143,589,331,694,464
  5. Step 5: Solve for x
    x = 451,143,589,331,694,464/559,872,666.40
  6. Step 6: Final answer
    x = 805,796,775.60

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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.