Home / 933,531,326.40-1,400,296,989.60-879,962,073.60

Finding the Fourth Proportional to 933,531,326.40, 1,400,296,989.60 and 879,962,073.60

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Solution

The fourth proportional to 933,531,326.40, 1,400,296,989.60 and 879,962,073.60 is: 1,319,943,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,531,326.40 : 1,400,296,989.60 = 879,962,073.60 : x
  2. Step 2: Convert to fraction form
    933,531,326.40/1,400,296,989.60 = 879,962,073.60/x
  3. Step 3: Cross multiply
    933,531,326.40x = 1,400,296,989.60 × 879,962,073.60
  4. Step 4: Simplify right side
    933,531,326.40x = 1,232,208,242,624,253,696
  5. Step 5: Solve for x
    x = 1,232,208,242,624,253,696/933,531,326.40
  6. Step 6: Final answer
    x = 1,319,943,110.40

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Double scale
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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.