Home / 1,008,311,017,874.50-1,391,502,393,611.70-551,559,049,367.86

Finding the Fourth Proportional to 1,008,311,017,874.50, 1,391,502,393,611.70 and 551,559,049,367.86

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Solution

The fourth proportional to 1,008,311,017,874.50, 1,391,502,393,611.70 and 551,559,049,367.86 is: 761,169,642,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,311,017,874.50 : 1,391,502,393,611.70 = 551,559,049,367.86 : x
  2. Step 2: Convert to fraction form
    1,008,311,017,874.50/1,391,502,393,611.70 = 551,559,049,367.86/x
  3. Step 3: Cross multiply
    1,008,311,017,874.50x = 1,391,502,393,611.70 × 551,559,049,367.86
  4. Step 4: Simplify right side
    1,008,311,017,874.50x = 767,495,737,413,570,937,225,216
  5. Step 5: Solve for x
    x = 767,495,737,413,570,937,225,216/1,008,311,017,874.50
  6. Step 6: Final answer
    x = 761,169,642,905.85

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Double scale
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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.