Home / 52,805,897,293.20-79,208,845,939.80-17,438,711,319.60

Finding the Fourth Proportional to 52,805,897,293.20, 79,208,845,939.80 and 17,438,711,319.60

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Solution

The fourth proportional to 52,805,897,293.20, 79,208,845,939.80 and 17,438,711,319.60 is: 26,158,066,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,805,897,293.20 : 79,208,845,939.80 = 17,438,711,319.60 : x
  2. Step 2: Convert to fraction form
    52,805,897,293.20/79,208,845,939.80 = 17,438,711,319.60/x
  3. Step 3: Cross multiply
    52,805,897,293.20x = 79,208,845,939.80 × 17,438,711,319.60
  4. Step 4: Simplify right side
    52,805,897,293.20x = 1,381,300,198,302,842,617,856
  5. Step 5: Solve for x
    x = 1,381,300,198,302,842,617,856/52,805,897,293.20
  6. Step 6: Final answer
    x = 26,158,066,979.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.