Home / 559,872,068.60-839,808,102.90-171,691,815.80

Finding the Fourth Proportional to 559,872,068.60, 839,808,102.90 and 171,691,815.80

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Solution

The fourth proportional to 559,872,068.60, 839,808,102.90 and 171,691,815.80 is: 257,537,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,068.60 : 839,808,102.90 = 171,691,815.80 : x
  2. Step 2: Convert to fraction form
    559,872,068.60/839,808,102.90 = 171,691,815.80/x
  3. Step 3: Cross multiply
    559,872,068.60x = 839,808,102.90 × 171,691,815.80
  4. Step 4: Simplify right side
    559,872,068.60x = 144,188,178,110,454,240
  5. Step 5: Solve for x
    x = 144,188,178,110,454,240/559,872,068.60
  6. Step 6: Final answer
    x = 257,537,723.70

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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.