Home / 30,033,427,940.82-41,480,528,706.45-19,779,360,943.14

Finding the Fourth Proportional to 30,033,427,940.82, 41,480,528,706.45 and 19,779,360,943.14

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Solution

The fourth proportional to 30,033,427,940.82, 41,480,528,706.45 and 19,779,360,943.14 is: 27,318,171,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,427,940.82 : 41,480,528,706.45 = 19,779,360,943.14 : x
  2. Step 2: Convert to fraction form
    30,033,427,940.82/41,480,528,706.45 = 19,779,360,943.14/x
  3. Step 3: Cross multiply
    30,033,427,940.82x = 41,480,528,706.45 × 19,779,360,943.14
  4. Step 4: Simplify right side
    30,033,427,940.82x = 820,458,349,397,154,594,816
  5. Step 5: Solve for x
    x = 820,458,349,397,154,594,816/30,033,427,940.82
  6. Step 6: Final answer
    x = 27,318,171,972.04

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Double scale
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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.