Home / 163,646,016.32-245,463,045.71-48,627,569.30

Finding the Fourth Proportional to 163,646,016.32, 245,463,045.71 and 48,627,569.30

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Solution

The fourth proportional to 163,646,016.32, 245,463,045.71 and 48,627,569.30 is: 72,939,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,646,016.32 : 245,463,045.71 = 48,627,569.30 : x
  2. Step 2: Convert to fraction form
    163,646,016.32/245,463,045.71 = 48,627,569.30/x
  3. Step 3: Cross multiply
    163,646,016.32x = 245,463,045.71 × 48,627,569.30
  4. Step 4: Simplify right side
    163,646,016.32x = 11,936,271,264,381,640
  5. Step 5: Solve for x
    x = 11,936,271,264,381,640/163,646,016.32
  6. Step 6: Final answer
    x = 72,939,577.34

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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.