Home / 377,253,921,434.60-520,656,064,345.50-214,713,088,393.88

Finding the Fourth Proportional to 377,253,921,434.60, 520,656,064,345.50 and 214,713,088,393.88

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Solution

The fourth proportional to 377,253,921,434.60, 520,656,064,345.50 and 214,713,088,393.88 is: 296,330,045,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,253,921,434.60 : 520,656,064,345.50 = 214,713,088,393.88 : x
  2. Step 2: Convert to fraction form
    377,253,921,434.60/520,656,064,345.50 = 214,713,088,393.88/x
  3. Step 3: Cross multiply
    377,253,921,434.60x = 520,656,064,345.50 × 214,713,088,393.88
  4. Step 4: Simplify right side
    377,253,921,434.60x = 111,791,671,566,625,025,294,336
  5. Step 5: Solve for x
    x = 111,791,671,566,625,025,294,336/377,253,921,434.60
  6. Step 6: Final answer
    x = 296,330,045,136.47

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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.