Home / 102,563,486.40-153,845,229.60-30,759,902.40

Finding the Fourth Proportional to 102,563,486.40, 153,845,229.60 and 30,759,902.40

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Solution

The fourth proportional to 102,563,486.40, 153,845,229.60 and 30,759,902.40 is: 46,139,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,486.40 : 153,845,229.60 = 30,759,902.40 : x
  2. Step 2: Convert to fraction form
    102,563,486.40/153,845,229.60 = 30,759,902.40/x
  3. Step 3: Cross multiply
    102,563,486.40x = 153,845,229.60 × 30,759,902.40
  4. Step 4: Simplify right side
    102,563,486.40x = 4,732,264,247,201,591
  5. Step 5: Solve for x
    x = 4,732,264,247,201,591/102,563,486.40
  6. Step 6: Final answer
    x = 46,139,853.60

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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.