Home / 140,486,611.42-210,657,307.37-61,670,860.26

Finding the Fourth Proportional to 140,486,611.42, 210,657,307.37 and 61,670,860.26

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Solution

The fourth proportional to 140,486,611.42, 210,657,307.37 and 61,670,860.26 is: 92,474,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,486,611.42 : 210,657,307.37 = 61,670,860.26 : x
  2. Step 2: Convert to fraction form
    140,486,611.42/210,657,307.37 = 61,670,860.26/x
  3. Step 3: Cross multiply
    140,486,611.42x = 210,657,307.37 × 61,670,860.26
  4. Step 4: Simplify right side
    140,486,611.42x = 12,991,417,364,464,820
  5. Step 5: Solve for x
    x = 12,991,417,364,464,820/140,486,611.42
  6. Step 6: Final answer
    x = 92,474,416.12

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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.