Home / 243,031,702.50-335,386,898.73-133,021,053.54

Finding the Fourth Proportional to 243,031,702.50, 335,386,898.73 and 133,021,053.54

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Solution

The fourth proportional to 243,031,702.50, 335,386,898.73 and 133,021,053.54 is: 183,570,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,031,702.50 : 335,386,898.73 = 133,021,053.54 : x
  2. Step 2: Convert to fraction form
    243,031,702.50/335,386,898.73 = 133,021,053.54/x
  3. Step 3: Cross multiply
    243,031,702.50x = 335,386,898.73 × 133,021,053.54
  4. Step 4: Simplify right side
    243,031,702.50x = 44,613,518,612,577,896
  5. Step 5: Solve for x
    x = 44,613,518,612,577,896/243,031,702.50
  6. Step 6: Final answer
    x = 183,570,777.61

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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.