Home / 401,890,697.12-602,877,751.32-110,757,869.12

Finding the Fourth Proportional to 401,890,697.12, 602,877,751.32 and 110,757,869.12

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Solution

The fourth proportional to 401,890,697.12, 602,877,751.32 and 110,757,869.12 is: 166,148,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,890,697.12 : 602,877,751.32 = 110,757,869.12 : x
  2. Step 2: Convert to fraction form
    401,890,697.12/602,877,751.32 = 110,757,869.12/x
  3. Step 3: Cross multiply
    401,890,697.12x = 602,877,751.32 × 110,757,869.12
  4. Step 4: Simplify right side
    401,890,697.12x = 66,773,455,076,060,472
  5. Step 5: Solve for x
    x = 66,773,455,076,060,472/401,890,697.12
  6. Step 6: Final answer
    x = 166,148,297.42

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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.