Home / 197,501,968-272,555,529.60-113,868,444.16

Finding the Fourth Proportional to 197,501,968, 272,555,529.60 and 113,868,444.16

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Solution

The fourth proportional to 197,501,968, 272,555,529.60 and 113,868,444.16 is: 157,140,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,501,968 : 272,555,529.60 = 113,868,444.16 : x
  2. Step 2: Convert to fraction form
    197,501,968/272,555,529.60 = 113,868,444.16/x
  3. Step 3: Cross multiply
    197,501,968x = 272,555,529.60 × 113,868,444.16
  4. Step 4: Simplify right side
    197,501,968x = 31,035,474,102,756,828
  5. Step 5: Solve for x
    x = 31,035,474,102,756,828/197,501,968
  6. Step 6: Final answer
    x = 157,140,075.20

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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.