Home / 248,480,350.61-342,900,089.82-135,447,365.43

Finding the Fourth Proportional to 248,480,350.61, 342,900,089.82 and 135,447,365.43

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Solution

The fourth proportional to 248,480,350.61, 342,900,089.82 and 135,447,365.43 is: 186,915,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,480,350.61 : 342,900,089.82 = 135,447,365.43 : x
  2. Step 2: Convert to fraction form
    248,480,350.61/342,900,089.82 = 135,447,365.43/x
  3. Step 3: Cross multiply
    248,480,350.61x = 342,900,089.82 × 135,447,365.43
  4. Step 4: Simplify right side
    248,480,350.61x = 46,444,913,771,829,368
  5. Step 5: Solve for x
    x = 46,444,913,771,829,368/248,480,350.61
  6. Step 6: Final answer
    x = 186,915,841.27

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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.