Home / 123,048,004.60-184,572,006.90-103,041,911.80

Finding the Fourth Proportional to 123,048,004.60, 184,572,006.90 and 103,041,911.80

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Solution

The fourth proportional to 123,048,004.60, 184,572,006.90 and 103,041,911.80 is: 154,562,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,048,004.60 : 184,572,006.90 = 103,041,911.80 : x
  2. Step 2: Convert to fraction form
    123,048,004.60/184,572,006.90 = 103,041,911.80/x
  3. Step 3: Cross multiply
    123,048,004.60x = 184,572,006.90 × 103,041,911.80
  4. Step 4: Simplify right side
    123,048,004.60x = 19,018,652,455,738,792
  5. Step 5: Solve for x
    x = 19,018,652,455,738,792/123,048,004.60
  6. Step 6: Final answer
    x = 154,562,867.70

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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.