Home / 66,223,630.40-99,448,802.40-35,990,542.40

Finding the Fourth Proportional to 66,223,630.40, 99,448,802.40 and 35,990,542.40

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Solution

The fourth proportional to 66,223,630.40, 99,448,802.40 and 35,990,542.40 is: 54,047,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,223,630.40 : 99,448,802.40 = 35,990,542.40 : x
  2. Step 2: Convert to fraction form
    66,223,630.40/99,448,802.40 = 35,990,542.40/x
  3. Step 3: Cross multiply
    66,223,630.40x = 99,448,802.40 × 35,990,542.40
  4. Step 4: Simplify right side
    66,223,630.40x = 3,579,216,339,406,422
  5. Step 5: Solve for x
    x = 3,579,216,339,406,422/66,223,630.40
  6. Step 6: Final answer
    x = 54,047,419.60

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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.