Home / 76,680,952.83-105,819,622.29-45,330,300.54

Finding the Fourth Proportional to 76,680,952.83, 105,819,622.29 and 45,330,300.54

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Solution

The fourth proportional to 76,680,952.83, 105,819,622.29 and 45,330,300.54 is: 62,555,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,680,952.83 : 105,819,622.29 = 45,330,300.54 : x
  2. Step 2: Convert to fraction form
    76,680,952.83/105,819,622.29 = 45,330,300.54/x
  3. Step 3: Cross multiply
    76,680,952.83x = 105,819,622.29 × 45,330,300.54
  4. Step 4: Simplify right side
    76,680,952.83x = 4,796,835,281,434,983
  5. Step 5: Solve for x
    x = 4,796,835,281,434,983/76,680,952.83
  6. Step 6: Final answer
    x = 62,555,760.00

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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.