Home / 102,563,485.90-153,845,228.85-30,759,901.90

Finding the Fourth Proportional to 102,563,485.90, 153,845,228.85 and 30,759,901.90

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Solution

The fourth proportional to 102,563,485.90, 153,845,228.85 and 30,759,901.90 is: 46,139,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,485.90 : 153,845,228.85 = 30,759,901.90 : x
  2. Step 2: Convert to fraction form
    102,563,485.90/153,845,228.85 = 30,759,901.90/x
  3. Step 3: Cross multiply
    102,563,485.90x = 153,845,228.85 × 30,759,901.90
  4. Step 4: Simplify right side
    102,563,485.90x = 4,732,264,147,209,049
  5. Step 5: Solve for x
    x = 4,732,264,147,209,049/102,563,485.90
  6. Step 6: Final answer
    x = 46,139,852.85

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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.