Home / 272,500,971.84-375,995,204.64-156,585,072.96

Finding the Fourth Proportional to 272,500,971.84, 375,995,204.64 and 156,585,072.96

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Solution

The fourth proportional to 272,500,971.84, 375,995,204.64 and 156,585,072.96 is: 216,055,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,500,971.84 : 375,995,204.64 = 156,585,072.96 : x
  2. Step 2: Convert to fraction form
    272,500,971.84/375,995,204.64 = 156,585,072.96/x
  3. Step 3: Cross multiply
    272,500,971.84x = 375,995,204.64 × 156,585,072.96
  4. Step 4: Simplify right side
    272,500,971.84x = 58,875,236,551,164,528
  5. Step 5: Solve for x
    x = 58,875,236,551,164,528/272,500,971.84
  6. Step 6: Final answer
    x = 216,055,143.41

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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.