Home / 1,730,409,424.36-2,595,614,166.62-420,302,648.94

Finding the Fourth Proportional to 1,730,409,424.36, 2,595,614,166.62 and 420,302,648.94

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Solution

The fourth proportional to 1,730,409,424.36, 2,595,614,166.62 and 420,302,648.94 is: 630,453,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,409,424.36 : 2,595,614,166.62 = 420,302,648.94 : x
  2. Step 2: Convert to fraction form
    1,730,409,424.36/2,595,614,166.62 = 420,302,648.94/x
  3. Step 3: Cross multiply
    1,730,409,424.36x = 2,595,614,166.62 × 420,302,648.94
  4. Step 4: Simplify right side
    1,730,409,424.36x = 1,090,943,509,859,749,120
  5. Step 5: Solve for x
    x = 1,090,943,509,859,749,120/1,730,409,424.36
  6. Step 6: Final answer
    x = 630,453,980.72

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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.