Home / 681,216,961,520.05-1,021,825,442,280.10-681,216,961,520.05

Finding the Fourth Proportional to 681,216,961,520.05, 1,021,825,442,280.10 and 681,216,961,520.05

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Solution

The fourth proportional to 681,216,961,520.05, 1,021,825,442,280.10 and 681,216,961,520.05 is: 1,021,825,442,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,216,961,520.05 : 1,021,825,442,280.10 = 681,216,961,520.05 : x
  2. Step 2: Convert to fraction form
    681,216,961,520.05/1,021,825,442,280.10 = 681,216,961,520.05/x
  3. Step 3: Cross multiply
    681,216,961,520.05x = 1,021,825,442,280.10 × 681,216,961,520.05
  4. Step 4: Simplify right side
    681,216,961,520.05x = 696,084,822,993,931,044,126,720
  5. Step 5: Solve for x
    x = 696,084,822,993,931,044,126,720/681,216,961,520.05
  6. Step 6: Final answer
    x = 1,021,825,442,280.10

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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.