Home / 139,227,881,622.40-208,841,822,433.60-46,158,343,523.20

Finding the Fourth Proportional to 139,227,881,622.40, 208,841,822,433.60 and 46,158,343,523.20

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Solution

The fourth proportional to 139,227,881,622.40, 208,841,822,433.60 and 46,158,343,523.20 is: 69,237,515,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,227,881,622.40 : 208,841,822,433.60 = 46,158,343,523.20 : x
  2. Step 2: Convert to fraction form
    139,227,881,622.40/208,841,822,433.60 = 46,158,343,523.20/x
  3. Step 3: Cross multiply
    139,227,881,622.40x = 208,841,822,433.60 × 46,158,343,523.20
  4. Step 4: Simplify right side
    139,227,881,622.40x = 9,639,792,581,901,245,480,960
  5. Step 5: Solve for x
    x = 9,639,792,581,901,245,480,960/139,227,881,622.40
  6. Step 6: Final answer
    x = 69,237,515,284.80

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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.