Home / 214,709,127.20-322,063,690.80-99,655,431.20

Finding the Fourth Proportional to 214,709,127.20, 322,063,690.80 and 99,655,431.20

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Solution

The fourth proportional to 214,709,127.20, 322,063,690.80 and 99,655,431.20 is: 149,483,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,709,127.20 : 322,063,690.80 = 99,655,431.20 : x
  2. Step 2: Convert to fraction form
    214,709,127.20/322,063,690.80 = 99,655,431.20/x
  3. Step 3: Cross multiply
    214,709,127.20x = 322,063,690.80 × 99,655,431.20
  4. Step 4: Simplify right side
    214,709,127.20x = 32,095,395,980,537,476
  5. Step 5: Solve for x
    x = 32,095,395,980,537,476/214,709,127.20
  6. Step 6: Final answer
    x = 149,483,146.80

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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.