Home / 422,319,330.13-633,843,696.48-293,017,741.87

Finding the Fourth Proportional to 422,319,330.13, 633,843,696.48 and 293,017,741.87

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Solution

The fourth proportional to 422,319,330.13, 633,843,696.48 and 293,017,741.87 is: 439,779,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,319,330.13 : 633,843,696.48 = 293,017,741.87 : x
  2. Step 2: Convert to fraction form
    422,319,330.13/633,843,696.48 = 293,017,741.87/x
  3. Step 3: Cross multiply
    422,319,330.13x = 633,843,696.48 × 293,017,741.87
  4. Step 4: Simplify right side
    422,319,330.13x = 185,727,448,641,103,264
  5. Step 5: Solve for x
    x = 185,727,448,641,103,264/422,319,330.13
  6. Step 6: Final answer
    x = 439,779,653.43

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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.