Home / 2,788,768,007.60-4,187,183,089.80-2,103,484,679.60

Finding the Fourth Proportional to 2,788,768,007.60, 4,187,183,089.80 and 2,103,484,679.60

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Solution

The fourth proportional to 2,788,768,007.60, 4,187,183,089.80 and 2,103,484,679.60 is: 3,158,267,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,768,007.60 : 4,187,183,089.80 = 2,103,484,679.60 : x
  2. Step 2: Convert to fraction form
    2,788,768,007.60/4,187,183,089.80 = 2,103,484,679.60/x
  3. Step 3: Cross multiply
    2,788,768,007.60x = 4,187,183,089.80 × 2,103,484,679.60
  4. Step 4: Simplify right side
    2,788,768,007.60x = 8,807,675,480,074,490,880
  5. Step 5: Solve for x
    x = 8,807,675,480,074,490,880/2,788,768,007.60
  6. Step 6: Final answer
    x = 3,158,267,541.82

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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.