Home / 247,938,883.80-342,145,385.10-134,908,842.33

Finding the Fourth Proportional to 247,938,883.80, 342,145,385.10 and 134,908,842.33

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Solution

The fourth proportional to 247,938,883.80, 342,145,385.10 and 134,908,842.33 is: 186,168,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,938,883.80 : 342,145,385.10 = 134,908,842.33 : x
  2. Step 2: Convert to fraction form
    247,938,883.80/342,145,385.10 = 134,908,842.33/x
  3. Step 3: Cross multiply
    247,938,883.80x = 342,145,385.10 × 134,908,842.33
  4. Step 4: Simplify right side
    247,938,883.80x = 46,158,437,812,393,040
  5. Step 5: Solve for x
    x = 46,158,437,812,393,040/247,938,883.80
  6. Step 6: Final answer
    x = 186,168,611.82

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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.