Home / 371,135,966,419.84-556,476,116,739.60-144,230,478,035.72

Finding the Fourth Proportional to 371,135,966,419.84, 556,476,116,739.60 and 144,230,478,035.72

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Solution

The fourth proportional to 371,135,966,419.84, 556,476,116,739.60 and 144,230,478,035.72 is: 216,257,176,869.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,135,966,419.84 : 556,476,116,739.60 = 144,230,478,035.72 : x
  2. Step 2: Convert to fraction form
    371,135,966,419.84/556,476,116,739.60 = 144,230,478,035.72/x
  3. Step 3: Cross multiply
    371,135,966,419.84x = 556,476,116,739.60 × 144,230,478,035.72
  4. Step 4: Simplify right side
    371,135,966,419.84x = 80,260,816,332,813,638,828,032
  5. Step 5: Solve for x
    x = 80,260,816,332,813,638,828,032/371,135,966,419.84
  6. Step 6: Final answer
    x = 216,257,176,869.84

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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.