Home / 371,135,966,420.84-556,476,116,741.10-144,230,478,036.72

Finding the Fourth Proportional to 371,135,966,420.84, 556,476,116,741.10 and 144,230,478,036.72

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Solution

The fourth proportional to 371,135,966,420.84, 556,476,116,741.10 and 144,230,478,036.72 is: 216,257,176,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,135,966,420.84 : 556,476,116,741.10 = 144,230,478,036.72 : x
  2. Step 2: Convert to fraction form
    371,135,966,420.84/556,476,116,741.10 = 144,230,478,036.72/x
  3. Step 3: Cross multiply
    371,135,966,420.84x = 556,476,116,741.10 × 144,230,478,036.72
  4. Step 4: Simplify right side
    371,135,966,420.84x = 80,260,816,333,586,447,728,640
  5. Step 5: Solve for x
    x = 80,260,816,333,586,447,728,640/371,135,966,420.84
  6. Step 6: Final answer
    x = 216,257,176,871.34

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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.