Home / 65,660,573.60-98,490,860.40-60,369,783.20

Finding the Fourth Proportional to 65,660,573.60, 98,490,860.40 and 60,369,783.20

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Solution

The fourth proportional to 65,660,573.60, 98,490,860.40 and 60,369,783.20 is: 90,554,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,660,573.60 : 98,490,860.40 = 60,369,783.20 : x
  2. Step 2: Convert to fraction form
    65,660,573.60/98,490,860.40 = 60,369,783.20/x
  3. Step 3: Cross multiply
    65,660,573.60x = 98,490,860.40 × 60,369,783.20
  4. Step 4: Simplify right side
    65,660,573.60x = 5,945,871,889,529,466
  5. Step 5: Solve for x
    x = 5,945,871,889,529,466/65,660,573.60
  6. Step 6: Final answer
    x = 90,554,674.80

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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.