Home / 196,153,837.02-270,688,988.07-108,056,075.58

Finding the Fourth Proportional to 196,153,837.02, 270,688,988.07 and 108,056,075.58

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Solution

The fourth proportional to 196,153,837.02, 270,688,988.07 and 108,056,075.58 is: 149,115,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,153,837.02 : 270,688,988.07 = 108,056,075.58 : x
  2. Step 2: Convert to fraction form
    196,153,837.02/270,688,988.07 = 108,056,075.58/x
  3. Step 3: Cross multiply
    196,153,837.02x = 270,688,988.07 × 108,056,075.58
  4. Step 4: Simplify right side
    196,153,837.02x = 29,249,589,753,565,636
  5. Step 5: Solve for x
    x = 29,249,589,753,565,636/196,153,837.02
  6. Step 6: Final answer
    x = 149,115,562.55

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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.