Home / 623,142,462.06-859,883,028.39-344,614,656.78

Finding the Fourth Proportional to 623,142,462.06, 859,883,028.39 and 344,614,656.78

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Solution

The fourth proportional to 623,142,462.06, 859,883,028.39 and 344,614,656.78 is: 475,538,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,142,462.06 : 859,883,028.39 = 344,614,656.78 : x
  2. Step 2: Convert to fraction form
    623,142,462.06/859,883,028.39 = 344,614,656.78/x
  3. Step 3: Cross multiply
    623,142,462.06x = 859,883,028.39 × 344,614,656.78
  4. Step 4: Simplify right side
    623,142,462.06x = 296,328,294,699,566,848
  5. Step 5: Solve for x
    x = 296,328,294,699,566,848/623,142,462.06
  6. Step 6: Final answer
    x = 475,538,601.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.