Home / 457,086,507.96-630,818,282.76-258,883,261.56

Finding the Fourth Proportional to 457,086,507.96, 630,818,282.76 and 258,883,261.56

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Solution

The fourth proportional to 457,086,507.96, 630,818,282.76 and 258,883,261.56 is: 357,280,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,086,507.96 : 630,818,282.76 = 258,883,261.56 : x
  2. Step 2: Convert to fraction form
    457,086,507.96/630,818,282.76 = 258,883,261.56/x
  3. Step 3: Cross multiply
    457,086,507.96x = 630,818,282.76 × 258,883,261.56
  4. Step 4: Simplify right side
    457,086,507.96x = 163,308,294,492,587,104
  5. Step 5: Solve for x
    x = 163,308,294,492,587,104/457,086,507.96
  6. Step 6: Final answer
    x = 357,280,934.02

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