Home / 73,657,497.48-101,649,800.40-40,168,803.72

Finding the Fourth Proportional to 73,657,497.48, 101,649,800.40 and 40,168,803.72

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Solution

The fourth proportional to 73,657,497.48, 101,649,800.40 and 40,168,803.72 is: 55,434,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,657,497.48 : 101,649,800.40 = 40,168,803.72 : x
  2. Step 2: Convert to fraction form
    73,657,497.48/101,649,800.40 = 40,168,803.72/x
  3. Step 3: Cross multiply
    73,657,497.48x = 101,649,800.40 × 40,168,803.72
  4. Step 4: Simplify right side
    73,657,497.48x = 4,083,150,880,444,777.50
  5. Step 5: Solve for x
    x = 4,083,150,880,444,777.50/73,657,497.48
  6. Step 6: Final answer
    x = 55,434,287.35

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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.