Home / 66,045,999.60-99,068,999.40-18,176,943.60

Finding the Fourth Proportional to 66,045,999.60, 99,068,999.40 and 18,176,943.60

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Solution

The fourth proportional to 66,045,999.60, 99,068,999.40 and 18,176,943.60 is: 27,265,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,045,999.60 : 99,068,999.40 = 18,176,943.60 : x
  2. Step 2: Convert to fraction form
    66,045,999.60/99,068,999.40 = 18,176,943.60/x
  3. Step 3: Cross multiply
    66,045,999.60x = 99,068,999.40 × 18,176,943.60
  4. Step 4: Simplify right side
    66,045,999.60x = 1,800,771,614,602,234
  5. Step 5: Solve for x
    x = 1,800,771,614,602,234/66,045,999.60
  6. Step 6: Final answer
    x = 27,265,415.40

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1.5x scale

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.