Home / 574,038,007.44-792,417,315.04-385,975,307.68

Finding the Fourth Proportional to 574,038,007.44, 792,417,315.04 and 385,975,307.68

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Solution

The fourth proportional to 574,038,007.44, 792,417,315.04 and 385,975,307.68 is: 532,810,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,038,007.44 : 792,417,315.04 = 385,975,307.68 : x
  2. Step 2: Convert to fraction form
    574,038,007.44/792,417,315.04 = 385,975,307.68/x
  3. Step 3: Cross multiply
    574,038,007.44x = 792,417,315.04 × 385,975,307.68
  4. Step 4: Simplify right side
    574,038,007.44x = 305,853,516,983,523,456
  5. Step 5: Solve for x
    x = 305,853,516,983,523,456/574,038,007.44
  6. Step 6: Final answer
    x = 532,810,568.32

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1.5x scale

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.