Home / 73,865,089.92-101,939,101.92-40,824,628.32

Finding the Fourth Proportional to 73,865,089.92, 101,939,101.92 and 40,824,628.32

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Solution

The fourth proportional to 73,865,089.92, 101,939,101.92 and 40,824,628.32 is: 56,340,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,865,089.92 : 101,939,101.92 = 40,824,628.32 : x
  2. Step 2: Convert to fraction form
    73,865,089.92/101,939,101.92 = 40,824,628.32/x
  3. Step 3: Cross multiply
    73,865,089.92x = 101,939,101.92 × 40,824,628.32
  4. Step 4: Simplify right side
    73,865,089.92x = 4,161,625,947,158,598.50
  5. Step 5: Solve for x
    x = 4,161,625,947,158,598.50/73,865,089.92
  6. Step 6: Final answer
    x = 56,340,904.10

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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.