Home / 83,993,743.40-115,911,341.70-45,362,575.40

Finding the Fourth Proportional to 83,993,743.40, 115,911,341.70 and 45,362,575.40

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Solution

The fourth proportional to 83,993,743.40, 115,911,341.70 and 45,362,575.40 is: 62,600,340.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,993,743.40 : 115,911,341.70 = 45,362,575.40 : x
  2. Step 2: Convert to fraction form
    83,993,743.40/115,911,341.70 = 45,362,575.40/x
  3. Step 3: Cross multiply
    83,993,743.40x = 115,911,341.70 × 45,362,575.40
  4. Step 4: Simplify right side
    83,993,743.40x = 5,258,036,977,581,414
  5. Step 5: Solve for x
    x = 5,258,036,977,581,414/83,993,743.40
  6. Step 6: Final answer
    x = 62,600,340.99

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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.