Home / 197,662,810,475.07-272,804,495,564.97-120,545,390,023.11

Finding the Fourth Proportional to 197,662,810,475.07, 272,804,495,564.97 and 120,545,390,023.11

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Solution

The fourth proportional to 197,662,810,475.07, 272,804,495,564.97 and 120,545,390,023.11 is: 166,370,822,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,662,810,475.07 : 272,804,495,564.97 = 120,545,390,023.11 : x
  2. Step 2: Convert to fraction form
    197,662,810,475.07/272,804,495,564.97 = 120,545,390,023.11/x
  3. Step 3: Cross multiply
    197,662,810,475.07x = 272,804,495,564.97 × 120,545,390,023.11
  4. Step 4: Simplify right side
    197,662,810,475.07x = 32,885,324,317,937,090,166,784
  5. Step 5: Solve for x
    x = 32,885,324,317,937,090,166,784/197,662,810,475.07
  6. Step 6: Final answer
    x = 166,370,822,305.42

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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.