Home / 1,259,713,033.05-1,889,569,549.58-1,152,574,527.45

Finding the Fourth Proportional to 1,259,713,033.05, 1,889,569,549.58 and 1,152,574,527.45

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Solution

The fourth proportional to 1,259,713,033.05, 1,889,569,549.58 and 1,152,574,527.45 is: 1,728,861,791.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,713,033.05 : 1,889,569,549.58 = 1,152,574,527.45 : x
  2. Step 2: Convert to fraction form
    1,259,713,033.05/1,889,569,549.58 = 1,152,574,527.45/x
  3. Step 3: Cross multiply
    1,259,713,033.05x = 1,889,569,549.58 × 1,152,574,527.45
  4. Step 4: Simplify right side
    1,259,713,033.05x = 2,177,869,730,685,315,072
  5. Step 5: Solve for x
    x = 2,177,869,730,685,315,072/1,259,713,033.05
  6. Step 6: Final answer
    x = 1,728,861,791.18

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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.