Home / 39,157,035,326,156-54,036,876,745,758-21,359,187,245,678

Finding the Fourth Proportional to 39,157,035,326,156, 54,036,876,745,758 and 21,359,187,245,678

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Solution

The fourth proportional to 39,157,035,326,156, 54,036,876,745,758 and 21,359,187,245,678 is: 29,475,770,036,484.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,035,326,156 : 54,036,876,745,758 = 21,359,187,245,678 : x
  2. Step 2: Convert to fraction form
    39,157,035,326,156/54,036,876,745,758 = 21,359,187,245,678/x
  3. Step 3: Cross multiply
    39,157,035,326,156x = 54,036,876,745,758 × 21,359,187,245,678
  4. Step 4: Simplify right side
    39,157,035,326,156x = 1,154,183,768,584,268,418,423,717,888
  5. Step 5: Solve for x
    x = 1,154,183,768,584,268,418,423,717,888/39,157,035,326,156
  6. Step 6: Final answer
    x = 29,475,770,036,484.36

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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.