Home / 103,599,972.30-155,455,945.65-46,101,117.90

Finding the Fourth Proportional to 103,599,972.30, 155,455,945.65 and 46,101,117.90

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Solution

The fourth proportional to 103,599,972.30, 155,455,945.65 and 46,101,117.90 is: 69,176,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,599,972.30 : 155,455,945.65 = 46,101,117.90 : x
  2. Step 2: Convert to fraction form
    103,599,972.30/155,455,945.65 = 46,101,117.90/x
  3. Step 3: Cross multiply
    103,599,972.30x = 155,455,945.65 × 46,101,117.90
  4. Step 4: Simplify right side
    103,599,972.30x = 7,166,692,878,666,642
  5. Step 5: Solve for x
    x = 7,166,692,878,666,642/103,599,972.30
  6. Step 6: Final answer
    x = 69,176,590.68

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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.