Home / 507,103,579.99-760,764,446.61-157,342,640.50

Finding the Fourth Proportional to 507,103,579.99, 760,764,446.61 and 157,342,640.50

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Solution

The fourth proportional to 507,103,579.99, 760,764,446.61 and 157,342,640.50 is: 236,047,804.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,103,579.99 : 760,764,446.61 = 157,342,640.50 : x
  2. Step 2: Convert to fraction form
    507,103,579.99/760,764,446.61 = 157,342,640.50/x
  3. Step 3: Cross multiply
    507,103,579.99x = 760,764,446.61 × 157,342,640.50
  4. Step 4: Simplify right side
    507,103,579.99x = 119,700,686,828,138,672
  5. Step 5: Solve for x
    x = 119,700,686,828,138,672/507,103,579.99
  6. Step 6: Final answer
    x = 236,047,804.73

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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.