Home / 662,227,776,078.40-993,341,664,117.60-191,139,829,940.80

Finding the Fourth Proportional to 662,227,776,078.40, 993,341,664,117.60 and 191,139,829,940.80

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Solution

The fourth proportional to 662,227,776,078.40, 993,341,664,117.60 and 191,139,829,940.80 is: 286,709,744,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,227,776,078.40 : 993,341,664,117.60 = 191,139,829,940.80 : x
  2. Step 2: Convert to fraction form
    662,227,776,078.40/993,341,664,117.60 = 191,139,829,940.80/x
  3. Step 3: Cross multiply
    662,227,776,078.40x = 993,341,664,117.60 × 191,139,829,940.80
  4. Step 4: Simplify right side
    662,227,776,078.40x = 189,867,156,752,549,325,832,192
  5. Step 5: Solve for x
    x = 189,867,156,752,549,325,832,192/662,227,776,078.40
  6. Step 6: Final answer
    x = 286,709,744,911.20

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.