Home / 630,600,092.70-870,637,604.31-564,405,959.58

Finding the Fourth Proportional to 630,600,092.70, 870,637,604.31 and 564,405,959.58

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Solution

The fourth proportional to 630,600,092.70, 870,637,604.31 and 564,405,959.58 is: 779,246,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,600,092.70 : 870,637,604.31 = 564,405,959.58 : x
  2. Step 2: Convert to fraction form
    630,600,092.70/870,637,604.31 = 564,405,959.58/x
  3. Step 3: Cross multiply
    630,600,092.70x = 870,637,604.31 × 564,405,959.58
  4. Step 4: Simplify right side
    630,600,092.70x = 491,393,052,507,017,920
  5. Step 5: Solve for x
    x = 491,393,052,507,017,920/630,600,092.70
  6. Step 6: Final answer
    x = 779,246,717.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.