Home / 860,403,014,205.60-1,187,460,277,150.90-489,696,564,022.62

Finding the Fourth Proportional to 860,403,014,205.60, 1,187,460,277,150.90 and 489,696,564,022.62

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Solution

The fourth proportional to 860,403,014,205.60, 1,187,460,277,150.90 and 489,696,564,022.62 is: 675,840,516,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,403,014,205.60 : 1,187,460,277,150.90 = 489,696,564,022.62 : x
  2. Step 2: Convert to fraction form
    860,403,014,205.60/1,187,460,277,150.90 = 489,696,564,022.62/x
  3. Step 3: Cross multiply
    860,403,014,205.60x = 1,187,460,277,150.90 × 489,696,564,022.62
  4. Step 4: Simplify right side
    860,403,014,205.60x = 581,495,217,634,143,738,265,600
  5. Step 5: Solve for x
    x = 581,495,217,634,143,738,265,600/860,403,014,205.60
  6. Step 6: Final answer
    x = 675,840,516,633.98

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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.