Home / 66,117,715.60-99,176,573.40-47,883,384.40

Finding the Fourth Proportional to 66,117,715.60, 99,176,573.40 and 47,883,384.40

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Solution

The fourth proportional to 66,117,715.60, 99,176,573.40 and 47,883,384.40 is: 71,825,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,117,715.60 : 99,176,573.40 = 47,883,384.40 : x
  2. Step 2: Convert to fraction form
    66,117,715.60/99,176,573.40 = 47,883,384.40/x
  3. Step 3: Cross multiply
    66,117,715.60x = 99,176,573.40 × 47,883,384.40
  4. Step 4: Simplify right side
    66,117,715.60x = 4,748,909,987,587,015
  5. Step 5: Solve for x
    x = 4,748,909,987,587,015/66,117,715.60
  6. Step 6: Final answer
    x = 71,825,076.60

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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.