Home / 105,070,739,461.71-144,997,760,286.04-56,898,865,770.37

Finding the Fourth Proportional to 105,070,739,461.71, 144,997,760,286.04 and 56,898,865,770.37

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Solution

The fourth proportional to 105,070,739,461.71, 144,997,760,286.04 and 56,898,865,770.37 is: 78,520,510,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,070,739,461.71 : 144,997,760,286.04 = 56,898,865,770.37 : x
  2. Step 2: Convert to fraction form
    105,070,739,461.71/144,997,760,286.04 = 56,898,865,770.37/x
  3. Step 3: Cross multiply
    105,070,739,461.71x = 144,997,760,286.04 × 56,898,865,770.37
  4. Step 4: Simplify right side
    105,070,739,461.71x = 8,250,208,099,519,677,071,360
  5. Step 5: Solve for x
    x = 8,250,208,099,519,677,071,360/105,070,739,461.71
  6. Step 6: Final answer
    x = 78,520,510,484.52

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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.