Home / 47,881,973,925.94-66,066,164,561.78-28,587,685,570.54

Finding the Fourth Proportional to 47,881,973,925.94, 66,066,164,561.78 and 28,587,685,570.54

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Solution

The fourth proportional to 47,881,973,925.94, 66,066,164,561.78 and 28,587,685,570.54 is: 39,444,462,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881,973,925.94 : 66,066,164,561.78 = 28,587,685,570.54 : x
  2. Step 2: Convert to fraction form
    47,881,973,925.94/66,066,164,561.78 = 28,587,685,570.54/x
  3. Step 3: Cross multiply
    47,881,973,925.94x = 66,066,164,561.78 × 28,587,685,570.54
  4. Step 4: Simplify right side
    47,881,973,925.94x = 1,888,678,739,343,719,268,352
  5. Step 5: Solve for x
    x = 1,888,678,739,343,719,268,352/47,881,973,925.94
  6. Step 6: Final answer
    x = 39,444,462,800.66

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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.