Home / 218,367,069.10-327,550,603.65-103,575,813.10

Finding the Fourth Proportional to 218,367,069.10, 327,550,603.65 and 103,575,813.10

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Solution

The fourth proportional to 218,367,069.10, 327,550,603.65 and 103,575,813.10 is: 155,363,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,367,069.10 : 327,550,603.65 = 103,575,813.10 : x
  2. Step 2: Convert to fraction form
    218,367,069.10/327,550,603.65 = 103,575,813.10/x
  3. Step 3: Cross multiply
    218,367,069.10x = 327,550,603.65 × 103,575,813.10
  4. Step 4: Simplify right side
    218,367,069.10x = 33,926,320,104,444,572
  5. Step 5: Solve for x
    x = 33,926,320,104,444,572/218,367,069.10
  6. Step 6: Final answer
    x = 155,363,719.65

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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.