Home / 785,669,636.24-1,084,200,371.88-433,245,453.20

Finding the Fourth Proportional to 785,669,636.24, 1,084,200,371.88 and 433,245,453.20

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Solution

The fourth proportional to 785,669,636.24, 1,084,200,371.88 and 433,245,453.20 is: 597,865,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,669,636.24 : 1,084,200,371.88 = 433,245,453.20 : x
  2. Step 2: Convert to fraction form
    785,669,636.24/1,084,200,371.88 = 433,245,453.20/x
  3. Step 3: Cross multiply
    785,669,636.24x = 1,084,200,371.88 × 433,245,453.20
  4. Step 4: Simplify right side
    785,669,636.24x = 469,724,881,474,759,168
  5. Step 5: Solve for x
    x = 469,724,881,474,759,168/785,669,636.24
  6. Step 6: Final answer
    x = 597,865,642.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.