Home / 662,391,555,030.39-914,100,347,702.34-357,897,211,012.83

Finding the Fourth Proportional to 662,391,555,030.39, 914,100,347,702.34 and 357,897,211,012.83

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Solution

The fourth proportional to 662,391,555,030.39, 914,100,347,702.34 and 357,897,211,012.83 is: 493,898,152,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,391,555,030.39 : 914,100,347,702.34 = 357,897,211,012.83 : x
  2. Step 2: Convert to fraction form
    662,391,555,030.39/914,100,347,702.34 = 357,897,211,012.83/x
  3. Step 3: Cross multiply
    662,391,555,030.39x = 914,100,347,702.34 × 357,897,211,012.83
  4. Step 4: Simplify right side
    662,391,555,030.39x = 327,153,965,028,525,673,021,440
  5. Step 5: Solve for x
    x = 327,153,965,028,525,673,021,440/662,391,555,030.39
  6. Step 6: Final answer
    x = 493,898,152,148.87

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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.