Home / 65,990,868.20-98,986,302.30-59,048,455.40

Finding the Fourth Proportional to 65,990,868.20, 98,986,302.30 and 59,048,455.40

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Solution

The fourth proportional to 65,990,868.20, 98,986,302.30 and 59,048,455.40 is: 88,572,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,990,868.20 : 98,986,302.30 = 59,048,455.40 : x
  2. Step 2: Convert to fraction form
    65,990,868.20/98,986,302.30 = 59,048,455.40/x
  3. Step 3: Cross multiply
    65,990,868.20x = 98,986,302.30 × 59,048,455.40
  4. Step 4: Simplify right side
    65,990,868.20x = 5,844,988,256,572,467
  5. Step 5: Solve for x
    x = 5,844,988,256,572,467/65,990,868.20
  6. Step 6: Final answer
    x = 88,572,683.10

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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.