Home / 507,094,427.10-761,208,511.05-392,586,606.30

Finding the Fourth Proportional to 507,094,427.10, 761,208,511.05 and 392,586,606.30

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Solution

The fourth proportional to 507,094,427.10, 761,208,511.05 and 392,586,606.30 is: 589,318,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,094,427.10 : 761,208,511.05 = 392,586,606.30 : x
  2. Step 2: Convert to fraction form
    507,094,427.10/761,208,511.05 = 392,586,606.30/x
  3. Step 3: Cross multiply
    507,094,427.10x = 761,208,511.05 × 392,586,606.30
  4. Step 4: Simplify right side
    507,094,427.10x = 298,840,266,039,795,520
  5. Step 5: Solve for x
    x = 298,840,266,039,795,520/507,094,427.10
  6. Step 6: Final answer
    x = 589,318,773.92

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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.