Home / 145,189,812,745.24-200,362,564,497.22-79,197,425,606.15

Finding the Fourth Proportional to 145,189,812,745.24, 200,362,564,497.22 and 79,197,425,606.15

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Solution

The fourth proportional to 145,189,812,745.24, 200,362,564,497.22 and 79,197,425,606.15 is: 109,292,787,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,189,812,745.24 : 200,362,564,497.22 = 79,197,425,606.15 : x
  2. Step 2: Convert to fraction form
    145,189,812,745.24/200,362,564,497.22 = 79,197,425,606.15/x
  3. Step 3: Cross multiply
    145,189,812,745.24x = 200,362,564,497.22 × 79,197,425,606.15
  4. Step 4: Simplify right side
    145,189,812,745.24x = 15,868,199,296,026,412,056,576
  5. Step 5: Solve for x
    x = 15,868,199,296,026,412,056,576/145,189,812,745.24
  6. Step 6: Final answer
    x = 109,292,787,117.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.