Home / 65,875,686.40-98,813,529.60-62,180,531.20

Finding the Fourth Proportional to 65,875,686.40, 98,813,529.60 and 62,180,531.20

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Solution

The fourth proportional to 65,875,686.40, 98,813,529.60 and 62,180,531.20 is: 93,270,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,875,686.40 : 98,813,529.60 = 62,180,531.20 : x
  2. Step 2: Convert to fraction form
    65,875,686.40/98,813,529.60 = 62,180,531.20/x
  3. Step 3: Cross multiply
    65,875,686.40x = 98,813,529.60 × 62,180,531.20
  4. Step 4: Simplify right side
    65,875,686.40x = 6,144,277,760,274,923
  5. Step 5: Solve for x
    x = 6,144,277,760,274,923/65,875,686.40
  6. Step 6: Final answer
    x = 93,270,796.80

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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.