Home / 219,032,872,090.14-302,267,138,236.29-121,376,144,269.87

Finding the Fourth Proportional to 219,032,872,090.14, 302,267,138,236.29 and 121,376,144,269.87

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Solution

The fourth proportional to 219,032,872,090.14, 302,267,138,236.29 and 121,376,144,269.87 is: 167,500,062,563.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,032,872,090.14 : 302,267,138,236.29 = 121,376,144,269.87 : x
  2. Step 2: Convert to fraction form
    219,032,872,090.14/302,267,138,236.29 = 121,376,144,269.87/x
  3. Step 3: Cross multiply
    219,032,872,090.14x = 302,267,138,236.29 × 121,376,144,269.87
  4. Step 4: Simplify right side
    219,032,872,090.14x = 36,688,019,778,608,671,227,904
  5. Step 5: Solve for x
    x = 36,688,019,778,608,671,227,904/219,032,872,090.14
  6. Step 6: Final answer
    x = 167,500,062,563.72

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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.