Home / 302,907,436.36-454,361,126.70-72,876,521.32

Finding the Fourth Proportional to 302,907,436.36, 454,361,126.70 and 72,876,521.32

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Solution

The fourth proportional to 302,907,436.36, 454,361,126.70 and 72,876,521.32 is: 109,314,775.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,907,436.36 : 454,361,126.70 = 72,876,521.32 : x
  2. Step 2: Convert to fraction form
    302,907,436.36/454,361,126.70 = 72,876,521.32/x
  3. Step 3: Cross multiply
    302,907,436.36x = 454,361,126.70 × 72,876,521.32
  4. Step 4: Simplify right side
    302,907,436.36x = 33,112,258,336,931,768
  5. Step 5: Solve for x
    x = 33,112,258,336,931,768/302,907,436.36
  6. Step 6: Final answer
    x = 109,314,775.28

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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.