Home / 403,051,319,109.72-604,579,238,932.80-134,439,561,893.49

Finding the Fourth Proportional to 403,051,319,109.72, 604,579,238,932.80 and 134,439,561,893.49

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Solution

The fourth proportional to 403,051,319,109.72, 604,579,238,932.80 and 134,439,561,893.49 is: 201,660,096,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,051,319,109.72 : 604,579,238,932.80 = 134,439,561,893.49 : x
  2. Step 2: Convert to fraction form
    403,051,319,109.72/604,579,238,932.80 = 134,439,561,893.49/x
  3. Step 3: Cross multiply
    403,051,319,109.72x = 604,579,238,932.80 × 134,439,561,893.49
  4. Step 4: Simplify right side
    403,051,319,109.72x = 81,279,368,012,025,254,903,808
  5. Step 5: Solve for x
    x = 81,279,368,012,025,254,903,808/403,051,319,109.72
  6. Step 6: Final answer
    x = 201,660,096,762.76

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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.