Home / 10,621,137,790.94-15,923,852,527.28-6,423,157,323.79

Finding the Fourth Proportional to 10,621,137,790.94, 15,923,852,527.28 and 6,423,157,323.79

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Solution

The fourth proportional to 10,621,137,790.94, 15,923,852,527.28 and 6,423,157,323.79 is: 9,629,986,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,137,790.94 : 15,923,852,527.28 = 6,423,157,323.79 : x
  2. Step 2: Convert to fraction form
    10,621,137,790.94/15,923,852,527.28 = 6,423,157,323.79/x
  3. Step 3: Cross multiply
    10,621,137,790.94x = 15,923,852,527.28 × 6,423,157,323.79
  4. Step 4: Simplify right side
    10,621,137,790.94x = 102,281,409,983,478,513,664
  5. Step 5: Solve for x
    x = 102,281,409,983,478,513,664/10,621,137,790.94
  6. Step 6: Final answer
    x = 9,629,986,165.02

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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.