Home / 102,563,444.90-153,845,167.35-30,759,860.90

Finding the Fourth Proportional to 102,563,444.90, 153,845,167.35 and 30,759,860.90

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Solution

The fourth proportional to 102,563,444.90, 153,845,167.35 and 30,759,860.90 is: 46,139,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,444.90 : 153,845,167.35 = 30,759,860.90 : x
  2. Step 2: Convert to fraction form
    102,563,444.90/153,845,167.35 = 30,759,860.90/x
  3. Step 3: Cross multiply
    102,563,444.90x = 153,845,167.35 × 30,759,860.90
  4. Step 4: Simplify right side
    102,563,444.90x = 4,732,255,947,823,221
  5. Step 5: Solve for x
    x = 4,732,255,947,823,221/102,563,444.90
  6. Step 6: Final answer
    x = 46,139,791.35

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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.