Home / 103,600,022.80-155,456,021.40-46,101,168.40

Finding the Fourth Proportional to 103,600,022.80, 155,456,021.40 and 46,101,168.40

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Solution

The fourth proportional to 103,600,022.80, 155,456,021.40 and 46,101,168.40 is: 69,176,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,600,022.80 : 155,456,021.40 = 46,101,168.40 : x
  2. Step 2: Convert to fraction form
    103,600,022.80/155,456,021.40 = 46,101,168.40/x
  3. Step 3: Cross multiply
    103,600,022.80x = 155,456,021.40 × 46,101,168.40
  4. Step 4: Simplify right side
    103,600,022.80x = 7,166,704,221,355,404
  5. Step 5: Solve for x
    x = 7,166,704,221,355,404/103,600,022.80
  6. Step 6: Final answer
    x = 69,176,666.45

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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.