Home / 77,697,856.80-116,579,444.40-41,754,074.40

Finding the Fourth Proportional to 77,697,856.80, 116,579,444.40 and 41,754,074.40

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Solution

The fourth proportional to 77,697,856.80, 116,579,444.40 and 41,754,074.40 is: 62,648,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,697,856.80 : 116,579,444.40 = 41,754,074.40 : x
  2. Step 2: Convert to fraction form
    77,697,856.80/116,579,444.40 = 41,754,074.40/x
  3. Step 3: Cross multiply
    77,697,856.80x = 116,579,444.40 × 41,754,074.40
  4. Step 4: Simplify right side
    77,697,856.80x = 4,867,666,794,988,263
  5. Step 5: Solve for x
    x = 4,867,666,794,988,263/77,697,856.80
  6. Step 6: Final answer
    x = 62,648,662.34

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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.