Home / 30,033,427,902.57-41,480,528,653.67-19,779,360,904.89

Finding the Fourth Proportional to 30,033,427,902.57, 41,480,528,653.67 and 19,779,360,904.89

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Solution

The fourth proportional to 30,033,427,902.57, 41,480,528,653.67 and 19,779,360,904.89 is: 27,318,171,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,427,902.57 : 41,480,528,653.67 = 19,779,360,904.89 : x
  2. Step 2: Convert to fraction form
    30,033,427,902.57/41,480,528,653.67 = 19,779,360,904.89/x
  3. Step 3: Cross multiply
    30,033,427,902.57x = 41,480,528,653.67 × 19,779,360,904.89
  4. Step 4: Simplify right side
    30,033,427,902.57x = 820,458,346,766,470,873,088
  5. Step 5: Solve for x
    x = 820,458,346,766,470,873,088/30,033,427,902.57
  6. Step 6: Final answer
    x = 27,318,171,919.24

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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.