Home / 269,323,657.16-371,666,478.95-145,564,334.28

Finding the Fourth Proportional to 269,323,657.16, 371,666,478.95 and 145,564,334.28

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Solution

The fourth proportional to 269,323,657.16, 371,666,478.95 and 145,564,334.28 is: 200,878,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,323,657.16 : 371,666,478.95 = 145,564,334.28 : x
  2. Step 2: Convert to fraction form
    269,323,657.16/371,666,478.95 = 145,564,334.28/x
  3. Step 3: Cross multiply
    269,323,657.16x = 371,666,478.95 × 145,564,334.28
  4. Step 4: Simplify right side
    269,323,657.16x = 54,101,383,581,820,560
  5. Step 5: Solve for x
    x = 54,101,383,581,820,560/269,323,657.16
  6. Step 6: Final answer
    x = 200,878,690.54

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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.