Home / 859,590,912.30-1,289,386,368.45-596,563,046.70

Finding the Fourth Proportional to 859,590,912.30, 1,289,386,368.45 and 596,563,046.70

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Solution

The fourth proportional to 859,590,912.30, 1,289,386,368.45 and 596,563,046.70 is: 894,844,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,590,912.30 : 1,289,386,368.45 = 596,563,046.70 : x
  2. Step 2: Convert to fraction form
    859,590,912.30/1,289,386,368.45 = 596,563,046.70/x
  3. Step 3: Cross multiply
    859,590,912.30x = 1,289,386,368.45 × 596,563,046.70
  4. Step 4: Simplify right side
    859,590,912.30x = 769,200,260,335,980,800
  5. Step 5: Solve for x
    x = 769,200,260,335,980,800/859,590,912.30
  6. Step 6: Final answer
    x = 894,844,570.05

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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.