Home / 133,032,115.79-182,250,954.08-128,058,336.51

Finding the Fourth Proportional to 133,032,115.79, 182,250,954.08 and 128,058,336.51

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Solution

The fourth proportional to 133,032,115.79, 182,250,954.08 and 128,058,336.51 is: 175,436,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032,115.79 : 182,250,954.08 = 128,058,336.51 : x
  2. Step 2: Convert to fraction form
    133,032,115.79/182,250,954.08 = 128,058,336.51/x
  3. Step 3: Cross multiply
    133,032,115.79x = 182,250,954.08 × 128,058,336.51
  4. Step 4: Simplify right side
    133,032,115.79x = 23,338,754,006,845,200
  5. Step 5: Solve for x
    x = 23,338,754,006,845,200/133,032,115.79
  6. Step 6: Final answer
    x = 175,436,990.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.