Home / 489,966,394.92-735,093,080.24-144,929,210.19

Finding the Fourth Proportional to 489,966,394.92, 735,093,080.24 and 144,929,210.19

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Solution

The fourth proportional to 489,966,394.92, 735,093,080.24 and 144,929,210.19 is: 217,436,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,966,394.92 : 735,093,080.24 = 144,929,210.19 : x
  2. Step 2: Convert to fraction form
    489,966,394.92/735,093,080.24 = 144,929,210.19/x
  3. Step 3: Cross multiply
    489,966,394.92x = 735,093,080.24 × 144,929,210.19
  4. Step 4: Simplify right side
    489,966,394.92x = 106,536,459,534,592,848
  5. Step 5: Solve for x
    x = 106,536,459,534,592,848/489,966,394.92
  6. Step 6: Final answer
    x = 217,436,258.16

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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.