Home / 53,806,039,608.40-80,709,059,412.60-28,701,191,921.20

Finding the Fourth Proportional to 53,806,039,608.40, 80,709,059,412.60 and 28,701,191,921.20

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Solution

The fourth proportional to 53,806,039,608.40, 80,709,059,412.60 and 28,701,191,921.20 is: 43,051,787,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,806,039,608.40 : 80,709,059,412.60 = 28,701,191,921.20 : x
  2. Step 2: Convert to fraction form
    53,806,039,608.40/80,709,059,412.60 = 28,701,191,921.20/x
  3. Step 3: Cross multiply
    53,806,039,608.40x = 80,709,059,412.60 × 28,701,191,921.20
  4. Step 4: Simplify right side
    53,806,039,608.40x = 2,316,446,203,980,566,233,088
  5. Step 5: Solve for x
    x = 2,316,446,203,980,566,233,088/53,806,039,608.40
  6. Step 6: Final answer
    x = 43,051,787,881.80

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Similar ratio
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1.5x scale

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.