Home / 445,824,021.10-668,736,031.65-336,984,904.30

Finding the Fourth Proportional to 445,824,021.10, 668,736,031.65 and 336,984,904.30

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Solution

The fourth proportional to 445,824,021.10, 668,736,031.65 and 336,984,904.30 is: 505,477,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,824,021.10 : 668,736,031.65 = 336,984,904.30 : x
  2. Step 2: Convert to fraction form
    445,824,021.10/668,736,031.65 = 336,984,904.30/x
  3. Step 3: Cross multiply
    445,824,021.10x = 668,736,031.65 × 336,984,904.30
  4. Step 4: Simplify right side
    445,824,021.10x = 225,353,947,627,537,024
  5. Step 5: Solve for x
    x = 225,353,947,627,537,024/445,824,021.10
  6. Step 6: Final answer
    x = 505,477,356.45

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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.