Home / 746,496,823.40-1,119,409,311.90-286,282,039.40

Finding the Fourth Proportional to 746,496,823.40, 1,119,409,311.90 and 286,282,039.40

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Solution

The fourth proportional to 746,496,823.40, 1,119,409,311.90 and 286,282,039.40 is: 429,294,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,823.40 : 1,119,409,311.90 = 286,282,039.40 : x
  2. Step 2: Convert to fraction form
    746,496,823.40/1,119,409,311.90 = 286,282,039.40/x
  3. Step 3: Cross multiply
    746,496,823.40x = 1,119,409,311.90 × 286,282,039.40
  4. Step 4: Simplify right side
    746,496,823.40x = 320,466,780,734,082,688
  5. Step 5: Solve for x
    x = 320,466,780,734,082,688/746,496,823.40
  6. Step 6: Final answer
    x = 429,294,232.32

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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.