Home / 624,931,219.68-936,740,641.44-210,264,089.64

Finding the Fourth Proportional to 624,931,219.68, 936,740,641.44 and 210,264,089.64

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Solution

The fourth proportional to 624,931,219.68, 936,740,641.44 and 210,264,089.64 is: 315,175,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,931,219.68 : 936,740,641.44 = 210,264,089.64 : x
  2. Step 2: Convert to fraction form
    624,931,219.68/936,740,641.44 = 210,264,089.64/x
  3. Step 3: Cross multiply
    624,931,219.68x = 936,740,641.44 × 210,264,089.64
  4. Step 4: Simplify right side
    624,931,219.68x = 196,962,918,201,171,264
  5. Step 5: Solve for x
    x = 196,962,918,201,171,264/624,931,219.68
  6. Step 6: Final answer
    x = 315,175,353.70

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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.