Home / 477,107,118,054.56-715,655,960,888.07-218,584,539,425.42

Finding the Fourth Proportional to 477,107,118,054.56, 715,655,960,888.07 and 218,584,539,425.42

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Solution

The fourth proportional to 477,107,118,054.56, 715,655,960,888.07 and 218,584,539,425.42 is: 327,874,648,434.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,107,118,054.56 : 715,655,960,888.07 = 218,584,539,425.42 : x
  2. Step 2: Convert to fraction form
    477,107,118,054.56/715,655,960,888.07 = 218,584,539,425.42/x
  3. Step 3: Cross multiply
    477,107,118,054.56x = 715,655,960,888.07 × 218,584,539,425.42
  4. Step 4: Simplify right side
    477,107,118,054.56x = 156,431,328,597,775,172,501,504
  5. Step 5: Solve for x
    x = 156,431,328,597,775,172,501,504/477,107,118,054.56
  6. Step 6: Final answer
    x = 327,874,648,434.58

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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.