Home / 142,783,535.18-214,194,368.65-56,501,763.77

Finding the Fourth Proportional to 142,783,535.18, 214,194,368.65 and 56,501,763.77

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Solution

The fourth proportional to 142,783,535.18, 214,194,368.65 and 56,501,763.77 is: 84,760,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,783,535.18 : 214,194,368.65 = 56,501,763.77 : x
  2. Step 2: Convert to fraction form
    142,783,535.18/214,194,368.65 = 56,501,763.77/x
  3. Step 3: Cross multiply
    142,783,535.18x = 214,194,368.65 × 56,501,763.77
  4. Step 4: Simplify right side
    142,783,535.18x = 12,102,359,618,044,086
  5. Step 5: Solve for x
    x = 12,102,359,618,044,086/142,783,535.18
  6. Step 6: Final answer
    x = 84,760,190.33

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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.