Home / 154,365,348.46-213,014,636.84-84,750,339.10

Finding the Fourth Proportional to 154,365,348.46, 213,014,636.84 and 84,750,339.10

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Solution

The fourth proportional to 154,365,348.46, 213,014,636.84 and 84,750,339.10 is: 116,950,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,365,348.46 : 213,014,636.84 = 84,750,339.10 : x
  2. Step 2: Convert to fraction form
    154,365,348.46/213,014,636.84 = 84,750,339.10/x
  3. Step 3: Cross multiply
    154,365,348.46x = 213,014,636.84 × 84,750,339.10
  4. Step 4: Simplify right side
    154,365,348.46x = 18,053,062,705,453,352
  5. Step 5: Solve for x
    x = 18,053,062,705,453,352/154,365,348.46
  6. Step 6: Final answer
    x = 116,950,228.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.