Home / 152,043,153.57-228,064,726.32-70,137,798.75

Finding the Fourth Proportional to 152,043,153.57, 228,064,726.32 and 70,137,798.75

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Solution

The fourth proportional to 152,043,153.57, 228,064,726.32 and 70,137,798.75 is: 105,206,696.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,043,153.57 : 228,064,726.32 = 70,137,798.75 : x
  2. Step 2: Convert to fraction form
    152,043,153.57/228,064,726.32 = 70,137,798.75/x
  3. Step 3: Cross multiply
    152,043,153.57x = 228,064,726.32 × 70,137,798.75
  4. Step 4: Simplify right side
    152,043,153.57x = 15,995,957,876,605,988
  5. Step 5: Solve for x
    x = 15,995,957,876,605,988/152,043,153.57
  6. Step 6: Final answer
    x = 105,206,696.26

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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.