Home / 34,028,445,439.42-46,980,447,442.35-21,661,581,036.22

Finding the Fourth Proportional to 34,028,445,439.42, 46,980,447,442.35 and 21,661,581,036.22

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Solution

The fourth proportional to 34,028,445,439.42, 46,980,447,442.35 and 21,661,581,036.22 is: 29,906,472,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,028,445,439.42 : 46,980,447,442.35 = 21,661,581,036.22 : x
  2. Step 2: Convert to fraction form
    34,028,445,439.42/46,980,447,442.35 = 21,661,581,036.22/x
  3. Step 3: Cross multiply
    34,028,445,439.42x = 46,980,447,442.35 × 21,661,581,036.22
  4. Step 4: Simplify right side
    34,028,445,439.42x = 1,017,670,769,390,111,555,584
  5. Step 5: Solve for x
    x = 1,017,670,769,390,111,555,584/34,028,445,439.42
  6. Step 6: Final answer
    x = 29,906,472,548.15

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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.