Home / 66,703,532.40-100,055,298.60-64,152,615.60

Finding the Fourth Proportional to 66,703,532.40, 100,055,298.60 and 64,152,615.60

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Solution

The fourth proportional to 66,703,532.40, 100,055,298.60 and 64,152,615.60 is: 96,228,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,703,532.40 : 100,055,298.60 = 64,152,615.60 : x
  2. Step 2: Convert to fraction form
    66,703,532.40/100,055,298.60 = 64,152,615.60/x
  3. Step 3: Cross multiply
    66,703,532.40x = 100,055,298.60 × 64,152,615.60
  4. Step 4: Simplify right side
    66,703,532.40x = 6,418,809,109,829,018
  5. Step 5: Solve for x
    x = 6,418,809,109,829,018/66,703,532.40
  6. Step 6: Final answer
    x = 96,228,923.40

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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.