Home / 86,997,054.90-130,414,050.98-29,449,056.18

Finding the Fourth Proportional to 86,997,054.90, 130,414,050.98 and 29,449,056.18

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Solution

The fourth proportional to 86,997,054.90, 130,414,050.98 and 29,449,056.18 is: 44,145,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,997,054.90 : 130,414,050.98 = 29,449,056.18 : x
  2. Step 2: Convert to fraction form
    86,997,054.90/130,414,050.98 = 29,449,056.18/x
  3. Step 3: Cross multiply
    86,997,054.90x = 130,414,050.98 × 29,449,056.18
  4. Step 4: Simplify right side
    86,997,054.90x = 3,840,570,713,971,404
  5. Step 5: Solve for x
    x = 3,840,570,713,971,404/86,997,054.90
  6. Step 6: Final answer
    x = 44,145,985.38

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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.