Home / 1,293,413,477.70-1,940,120,216.55-373,319,832.90

Finding the Fourth Proportional to 1,293,413,477.70, 1,940,120,216.55 and 373,319,832.90

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Solution

The fourth proportional to 1,293,413,477.70, 1,940,120,216.55 and 373,319,832.90 is: 559,979,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,413,477.70 : 1,940,120,216.55 = 373,319,832.90 : x
  2. Step 2: Convert to fraction form
    1,293,413,477.70/1,940,120,216.55 = 373,319,832.90/x
  3. Step 3: Cross multiply
    1,293,413,477.70x = 1,940,120,216.55 × 373,319,832.90
  4. Step 4: Simplify right side
    1,293,413,477.70x = 724,285,355,048,357,760
  5. Step 5: Solve for x
    x = 724,285,355,048,357,760/1,293,413,477.70
  6. Step 6: Final answer
    x = 559,979,749.35

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1.5x scale

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.