Home / 416,211,653.40-624,317,480.10-243,883,051.80

Finding the Fourth Proportional to 416,211,653.40, 624,317,480.10 and 243,883,051.80

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Solution

The fourth proportional to 416,211,653.40, 624,317,480.10 and 243,883,051.80 is: 365,824,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,211,653.40 : 624,317,480.10 = 243,883,051.80 : x
  2. Step 2: Convert to fraction form
    416,211,653.40/624,317,480.10 = 243,883,051.80/x
  3. Step 3: Cross multiply
    416,211,653.40x = 624,317,480.10 × 243,883,051.80
  4. Step 4: Simplify right side
    416,211,653.40x = 152,260,452,338,873,792
  5. Step 5: Solve for x
    x = 152,260,452,338,873,792/416,211,653.40
  6. Step 6: Final answer
    x = 365,824,577.70

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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.