Home / 66,434,676.80-99,676,898.40-26,074,126.40

Finding the Fourth Proportional to 66,434,676.80, 99,676,898.40 and 26,074,126.40

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Solution

The fourth proportional to 66,434,676.80, 99,676,898.40 and 26,074,126.40 is: 39,120,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,676.80 : 99,676,898.40 = 26,074,126.40 : x
  2. Step 2: Convert to fraction form
    66,434,676.80/99,676,898.40 = 26,074,126.40/x
  3. Step 3: Cross multiply
    66,434,676.80x = 99,676,898.40 × 26,074,126.40
  4. Step 4: Simplify right side
    66,434,676.80x = 2,598,988,048,041,558
  5. Step 5: Solve for x
    x = 2,598,988,048,041,558/66,434,676.80
  6. Step 6: Final answer
    x = 39,120,955.70

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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.