Home / 897,513,168.87-1,346,696,108.15-621,589,001.67

Finding the Fourth Proportional to 897,513,168.87, 1,346,696,108.15 and 621,589,001.67

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Solution

The fourth proportional to 897,513,168.87, 1,346,696,108.15 and 621,589,001.67 is: 932,678,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,513,168.87 : 1,346,696,108.15 = 621,589,001.67 : x
  2. Step 2: Convert to fraction form
    897,513,168.87/1,346,696,108.15 = 621,589,001.67/x
  3. Step 3: Cross multiply
    897,513,168.87x = 1,346,696,108.15 × 621,589,001.67
  4. Step 4: Simplify right side
    897,513,168.87x = 837,091,489,414,724,864
  5. Step 5: Solve for x
    x = 837,091,489,414,724,864/897,513,168.87
  6. Step 6: Final answer
    x = 932,678,782.27

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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.