Home / 170,085,048.40-255,174,811.80-73,087,224.40

Finding the Fourth Proportional to 170,085,048.40, 255,174,811.80 and 73,087,224.40

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Solution

The fourth proportional to 170,085,048.40, 255,174,811.80 and 73,087,224.40 is: 109,651,135.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,085,048.40 : 255,174,811.80 = 73,087,224.40 : x
  2. Step 2: Convert to fraction form
    170,085,048.40/255,174,811.80 = 73,087,224.40/x
  3. Step 3: Cross multiply
    170,085,048.40x = 255,174,811.80 × 73,087,224.40
  4. Step 4: Simplify right side
    170,085,048.40x = 18,650,018,731,254,372
  5. Step 5: Solve for x
    x = 18,650,018,731,254,372/170,085,048.40
  6. Step 6: Final answer
    x = 109,651,135.75

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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.