Home / 526,852,510.26-790,280,112.66-133,379,378.82

Finding the Fourth Proportional to 526,852,510.26, 790,280,112.66 and 133,379,378.82

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Solution

The fourth proportional to 526,852,510.26, 790,280,112.66 and 133,379,378.82 is: 200,069,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,852,510.26 : 790,280,112.66 = 133,379,378.82 : x
  2. Step 2: Convert to fraction form
    526,852,510.26/790,280,112.66 = 133,379,378.82/x
  3. Step 3: Cross multiply
    526,852,510.26x = 790,280,112.66 × 133,379,378.82
  4. Step 4: Simplify right side
    526,852,510.26x = 105,407,070,519,890,240
  5. Step 5: Solve for x
    x = 105,407,070,519,890,240/526,852,510.26
  6. Step 6: Final answer
    x = 200,069,409.31

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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.