Home / 5,309,148,925.98-7,326,640,309.59-2,897,853,191.19

Finding the Fourth Proportional to 5,309,148,925.98, 7,326,640,309.59 and 2,897,853,191.19

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Solution

The fourth proportional to 5,309,148,925.98, 7,326,640,309.59 and 2,897,853,191.19 is: 3,999,045,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309,148,925.98 : 7,326,640,309.59 = 2,897,853,191.19 : x
  2. Step 2: Convert to fraction form
    5,309,148,925.98/7,326,640,309.59 = 2,897,853,191.19/x
  3. Step 3: Cross multiply
    5,309,148,925.98x = 7,326,640,309.59 × 2,897,853,191.19
  4. Step 4: Simplify right side
    5,309,148,925.98x = 21,231,528,001,846,673,408
  5. Step 5: Solve for x
    x = 21,231,528,001,846,673,408/5,309,148,925.98
  6. Step 6: Final answer
    x = 3,999,045,477.51

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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.