Home / 677,446,410,516.40-1,015,871,423,114.10-359,018,004,440.65

Finding the Fourth Proportional to 677,446,410,516.40, 1,015,871,423,114.10 and 359,018,004,440.65

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Solution

The fourth proportional to 677,446,410,516.40, 1,015,871,423,114.10 and 359,018,004,440.65 is: 538,368,977,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,446,410,516.40 : 1,015,871,423,114.10 = 359,018,004,440.65 : x
  2. Step 2: Convert to fraction form
    677,446,410,516.40/1,015,871,423,114.10 = 359,018,004,440.65/x
  3. Step 3: Cross multiply
    677,446,410,516.40x = 1,015,871,423,114.10 × 359,018,004,440.65
  4. Step 4: Simplify right side
    677,446,410,516.40x = 364,716,131,094,707,371,507,712
  5. Step 5: Solve for x
    x = 364,716,131,094,707,371,507,712/677,446,410,516.40
  6. Step 6: Final answer
    x = 538,368,977,136.80

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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.