Home / 677,211,280.86-1,015,767,595.94-303,834,784.90

Finding the Fourth Proportional to 677,211,280.86, 1,015,767,595.94 and 303,834,784.90

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Solution

The fourth proportional to 677,211,280.86, 1,015,767,595.94 and 303,834,784.90 is: 455,730,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,211,280.86 : 1,015,767,595.94 = 303,834,784.90 : x
  2. Step 2: Convert to fraction form
    677,211,280.86/1,015,767,595.94 = 303,834,784.90/x
  3. Step 3: Cross multiply
    677,211,280.86x = 1,015,767,595.94 × 303,834,784.90
  4. Step 4: Simplify right side
    677,211,280.86x = 308,625,529,020,820,032
  5. Step 5: Solve for x
    x = 308,625,529,020,820,032/677,211,280.86
  6. Step 6: Final answer
    x = 455,730,047.24

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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.