Home / 348,624,386.60-522,936,579.90-212,575,490.60

Finding the Fourth Proportional to 348,624,386.60, 522,936,579.90 and 212,575,490.60

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Solution

The fourth proportional to 348,624,386.60, 522,936,579.90 and 212,575,490.60 is: 318,863,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,624,386.60 : 522,936,579.90 = 212,575,490.60 : x
  2. Step 2: Convert to fraction form
    348,624,386.60/522,936,579.90 = 212,575,490.60/x
  3. Step 3: Cross multiply
    348,624,386.60x = 522,936,579.90 × 212,575,490.60
  4. Step 4: Simplify right side
    348,624,386.60x = 111,163,500,024,928,592
  5. Step 5: Solve for x
    x = 111,163,500,024,928,592/348,624,386.60
  6. Step 6: Final answer
    x = 318,863,235.90

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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.