Home / 70,975,337.40-106,490,999.70-27,837,199.80

Finding the Fourth Proportional to 70,975,337.40, 106,490,999.70 and 27,837,199.80

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Solution

The fourth proportional to 70,975,337.40, 106,490,999.70 and 27,837,199.80 is: 41,766,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,975,337.40 : 106,490,999.70 = 27,837,199.80 : x
  2. Step 2: Convert to fraction form
    70,975,337.40/106,490,999.70 = 27,837,199.80/x
  3. Step 3: Cross multiply
    70,975,337.40x = 106,490,999.70 × 27,837,199.80
  4. Step 4: Simplify right side
    70,975,337.40x = 2,964,411,235,550,640
  5. Step 5: Solve for x
    x = 2,964,411,235,550,640/70,975,337.40
  6. Step 6: Final answer
    x = 41,766,779.06

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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.