Home / 476,416,267.20-714,624,400.80-355,483,915.20

Finding the Fourth Proportional to 476,416,267.20, 714,624,400.80 and 355,483,915.20

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Solution

The fourth proportional to 476,416,267.20, 714,624,400.80 and 355,483,915.20 is: 533,225,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,416,267.20 : 714,624,400.80 = 355,483,915.20 : x
  2. Step 2: Convert to fraction form
    476,416,267.20/714,624,400.80 = 355,483,915.20/x
  3. Step 3: Cross multiply
    476,416,267.20x = 714,624,400.80 × 355,483,915.20
  4. Step 4: Simplify right side
    476,416,267.20x = 254,037,479,893,837,984
  5. Step 5: Solve for x
    x = 254,037,479,893,837,984/476,416,267.20
  6. Step 6: Final answer
    x = 533,225,872.80

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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.