Home / 56,776,011.70-85,164,017.55-56,178,814.90

Finding the Fourth Proportional to 56,776,011.70, 85,164,017.55 and 56,178,814.90

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Solution

The fourth proportional to 56,776,011.70, 85,164,017.55 and 56,178,814.90 is: 84,268,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776,011.70 : 85,164,017.55 = 56,178,814.90 : x
  2. Step 2: Convert to fraction form
    56,776,011.70/85,164,017.55 = 56,178,814.90/x
  3. Step 3: Cross multiply
    56,776,011.70x = 85,164,017.55 × 56,178,814.90
  4. Step 4: Simplify right side
    56,776,011.70x = 4,784,413,578,081,801
  5. Step 5: Solve for x
    x = 4,784,413,578,081,801/56,776,011.70
  6. Step 6: Final answer
    x = 84,268,222.35

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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.