Home / 630,414,501.30-943,070,835.15-553,886,997.30

Finding the Fourth Proportional to 630,414,501.30, 943,070,835.15 and 553,886,997.30

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Solution

The fourth proportional to 630,414,501.30, 943,070,835.15 and 553,886,997.30 is: 828,589,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,414,501.30 : 943,070,835.15 = 553,886,997.30 : x
  2. Step 2: Convert to fraction form
    630,414,501.30/943,070,835.15 = 553,886,997.30/x
  3. Step 3: Cross multiply
    630,414,501.30x = 943,070,835.15 × 553,886,997.30
  4. Step 4: Simplify right side
    630,414,501.30x = 522,354,673,122,436,736
  5. Step 5: Solve for x
    x = 522,354,673,122,436,736/630,414,501.30
  6. Step 6: Final answer
    x = 828,589,240.96

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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.