Home / 133,177,426,145.19-199,756,091,932.01-42,415,174,773.72

Finding the Fourth Proportional to 133,177,426,145.19, 199,756,091,932.01 and 42,415,174,773.72

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Solution

The fourth proportional to 133,177,426,145.19, 199,756,091,932.01 and 42,415,174,773.72 is: 63,619,562,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,177,426,145.19 : 199,756,091,932.01 = 42,415,174,773.72 : x
  2. Step 2: Convert to fraction form
    133,177,426,145.19/199,756,091,932.01 = 42,415,174,773.72/x
  3. Step 3: Cross multiply
    133,177,426,145.19x = 199,756,091,932.01 × 42,415,174,773.72
  4. Step 4: Simplify right side
    133,177,426,145.19x = 8,472,689,551,411,484,033,024
  5. Step 5: Solve for x
    x = 8,472,689,551,411,484,033,024/133,177,426,145.19
  6. Step 6: Final answer
    x = 63,619,562,238.53

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1.5x scale

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.