Home / 163,942,166.20-245,913,249.30-42,773,618.20

Finding the Fourth Proportional to 163,942,166.20, 245,913,249.30 and 42,773,618.20

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Solution

The fourth proportional to 163,942,166.20, 245,913,249.30 and 42,773,618.20 is: 64,160,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,942,166.20 : 245,913,249.30 = 42,773,618.20 : x
  2. Step 2: Convert to fraction form
    163,942,166.20/245,913,249.30 = 42,773,618.20/x
  3. Step 3: Cross multiply
    163,942,166.20x = 245,913,249.30 × 42,773,618.20
  4. Step 4: Simplify right side
    163,942,166.20x = 10,518,599,435,879,618
  5. Step 5: Solve for x
    x = 10,518,599,435,879,618/163,942,166.20
  6. Step 6: Final answer
    x = 64,160,427.30

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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.