Home / 1,208,626,047.40-1,812,939,071.10-1,065,774,706.60

Finding the Fourth Proportional to 1,208,626,047.40, 1,812,939,071.10 and 1,065,774,706.60

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Solution

The fourth proportional to 1,208,626,047.40, 1,812,939,071.10 and 1,065,774,706.60 is: 1,598,662,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,626,047.40 : 1,812,939,071.10 = 1,065,774,706.60 : x
  2. Step 2: Convert to fraction form
    1,208,626,047.40/1,812,939,071.10 = 1,065,774,706.60/x
  3. Step 3: Cross multiply
    1,208,626,047.40x = 1,812,939,071.10 × 1,065,774,706.60
  4. Step 4: Simplify right side
    1,208,626,047.40x = 1,932,184,606,585,278,976
  5. Step 5: Solve for x
    x = 1,932,184,606,585,278,976/1,208,626,047.40
  6. Step 6: Final answer
    x = 1,598,662,059.90

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Double scale
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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.