Home / 6,416,742,085.32-9,618,319,906.29-2,158,379,653.80

Finding the Fourth Proportional to 6,416,742,085.32, 9,618,319,906.29 and 2,158,379,653.80

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Solution

The fourth proportional to 6,416,742,085.32, 9,618,319,906.29 and 2,158,379,653.80 is: 3,235,284,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,742,085.32 : 9,618,319,906.29 = 2,158,379,653.80 : x
  2. Step 2: Convert to fraction form
    6,416,742,085.32/9,618,319,906.29 = 2,158,379,653.80/x
  3. Step 3: Cross multiply
    6,416,742,085.32x = 9,618,319,906.29 × 2,158,379,653.80
  4. Step 4: Simplify right side
    6,416,742,085.32x = 20,759,985,989,475,860,480
  5. Step 5: Solve for x
    x = 20,759,985,989,475,860,480/6,416,742,085.32
  6. Step 6: Final answer
    x = 3,235,284,465.77

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1.5x scale

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.