Home / 72,603,016.40-108,771,814.20-59,066,555.60

Finding the Fourth Proportional to 72,603,016.40, 108,771,814.20 and 59,066,555.60

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Solution

The fourth proportional to 72,603,016.40, 108,771,814.20 and 59,066,555.60 is: 88,491,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,603,016.40 : 108,771,814.20 = 59,066,555.60 : x
  2. Step 2: Convert to fraction form
    72,603,016.40/108,771,814.20 = 59,066,555.60/x
  3. Step 3: Cross multiply
    72,603,016.40x = 108,771,814.20 × 59,066,555.60
  4. Step 4: Simplify right side
    72,603,016.40x = 6,424,776,411,157,170
  5. Step 5: Solve for x
    x = 6,424,776,411,157,170/72,603,016.40
  6. Step 6: Final answer
    x = 88,491,866.17

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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.