Home / 72,764,317,500.12-109,048,913,202.90-56,630,721,237.34

Finding the Fourth Proportional to 72,764,317,500.12, 109,048,913,202.90 and 56,630,721,237.34

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Solution

The fourth proportional to 72,764,317,500.12, 109,048,913,202.90 and 56,630,721,237.34 is: 84,870,150,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,764,317,500.12 : 109,048,913,202.90 = 56,630,721,237.34 : x
  2. Step 2: Convert to fraction form
    72,764,317,500.12/109,048,913,202.90 = 56,630,721,237.34/x
  3. Step 3: Cross multiply
    72,764,317,500.12x = 109,048,913,202.90 × 56,630,721,237.34
  4. Step 4: Simplify right side
    72,764,317,500.12x = 6,175,518,604,828,314,959,872
  5. Step 5: Solve for x
    x = 6,175,518,604,828,314,959,872/72,764,317,500.12
  6. Step 6: Final answer
    x = 84,870,150,878.81

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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.