Home / 1,043,710,858.62-1,566,700,693.02-422,353,879.62

Finding the Fourth Proportional to 1,043,710,858.62, 1,566,700,693.02 and 422,353,879.62

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Solution

The fourth proportional to 1,043,710,858.62, 1,566,700,693.02 and 422,353,879.62 is: 633,989,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,710,858.62 : 1,566,700,693.02 = 422,353,879.62 : x
  2. Step 2: Convert to fraction form
    1,043,710,858.62/1,566,700,693.02 = 422,353,879.62/x
  3. Step 3: Cross multiply
    1,043,710,858.62x = 1,566,700,693.02 × 422,353,879.62
  4. Step 4: Simplify right side
    1,043,710,858.62x = 661,702,115,900,339,712
  5. Step 5: Solve for x
    x = 661,702,115,900,339,712/1,043,710,858.62
  6. Step 6: Final answer
    x = 633,989,874.15

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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.