Home / 321,039,901.87-443,037,332.06-174,362,185.87

Finding the Fourth Proportional to 321,039,901.87, 443,037,332.06 and 174,362,185.87

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Solution

The fourth proportional to 321,039,901.87, 443,037,332.06 and 174,362,185.87 is: 240,621,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,039,901.87 : 443,037,332.06 = 174,362,185.87 : x
  2. Step 2: Convert to fraction form
    321,039,901.87/443,037,332.06 = 174,362,185.87/x
  3. Step 3: Cross multiply
    321,039,901.87x = 443,037,332.06 × 174,362,185.87
  4. Step 4: Simplify right side
    321,039,901.87x = 77,248,957,638,669,088
  5. Step 5: Solve for x
    x = 77,248,957,638,669,088/321,039,901.87
  6. Step 6: Final answer
    x = 240,621,048.00

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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.