Home / 242,028,004.90-363,042,007.35-78,265,444.90

Finding the Fourth Proportional to 242,028,004.90, 363,042,007.35 and 78,265,444.90

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Solution

The fourth proportional to 242,028,004.90, 363,042,007.35 and 78,265,444.90 is: 117,398,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,028,004.90 : 363,042,007.35 = 78,265,444.90 : x
  2. Step 2: Convert to fraction form
    242,028,004.90/363,042,007.35 = 78,265,444.90/x
  3. Step 3: Cross multiply
    242,028,004.90x = 363,042,007.35 × 78,265,444.90
  4. Step 4: Simplify right side
    242,028,004.90x = 28,413,644,222,636,824
  5. Step 5: Solve for x
    x = 28,413,644,222,636,824/242,028,004.90
  6. Step 6: Final answer
    x = 117,398,167.35

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1.5x scale

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.