Home / 526,852,516.25-790,280,121.65-133,379,384.82

Finding the Fourth Proportional to 526,852,516.25, 790,280,121.65 and 133,379,384.82

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Solution

The fourth proportional to 526,852,516.25, 790,280,121.65 and 133,379,384.82 is: 200,069,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,852,516.25 : 790,280,121.65 = 133,379,384.82 : x
  2. Step 2: Convert to fraction form
    526,852,516.25/790,280,121.65 = 133,379,384.82/x
  3. Step 3: Cross multiply
    526,852,516.25x = 790,280,121.65 × 133,379,384.82
  4. Step 4: Simplify right side
    526,852,516.25x = 105,407,076,460,484,864
  5. Step 5: Solve for x
    x = 105,407,076,460,484,864/526,852,516.25
  6. Step 6: Final answer
    x = 200,069,418.31

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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.