Home / 710,004,579.08-1,065,006,852.21-192,435,009.30

Finding the Fourth Proportional to 710,004,579.08, 1,065,006,852.21 and 192,435,009.30

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Solution

The fourth proportional to 710,004,579.08, 1,065,006,852.21 and 192,435,009.30 is: 288,652,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,004,579.08 : 1,065,006,852.21 = 192,435,009.30 : x
  2. Step 2: Convert to fraction form
    710,004,579.08/1,065,006,852.21 = 192,435,009.30/x
  3. Step 3: Cross multiply
    710,004,579.08x = 1,065,006,852.21 × 192,435,009.30
  4. Step 4: Simplify right side
    710,004,579.08x = 204,944,603,509,595,104
  5. Step 5: Solve for x
    x = 204,944,603,509,595,104/710,004,579.08
  6. Step 6: Final answer
    x = 288,652,509.50

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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.