Home / 450,752,180.16-676,192,469.28-139,886,654.40

Finding the Fourth Proportional to 450,752,180.16, 676,192,469.28 and 139,886,654.40

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Solution

The fourth proportional to 450,752,180.16, 676,192,469.28 and 139,886,654.40 is: 209,849,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,752,180.16 : 676,192,469.28 = 139,886,654.40 : x
  2. Step 2: Convert to fraction form
    450,752,180.16/676,192,469.28 = 139,886,654.40/x
  3. Step 3: Cross multiply
    450,752,180.16x = 676,192,469.28 × 139,886,654.40
  4. Step 4: Simplify right side
    450,752,180.16x = 94,590,302,258,053,984
  5. Step 5: Solve for x
    x = 94,590,302,258,053,984/450,752,180.16
  6. Step 6: Final answer
    x = 209,849,905.16

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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.