Home / 98,333,012.87-135,702,769.51-53,681,365.81

Finding the Fourth Proportional to 98,333,012.87, 135,702,769.51 and 53,681,365.81

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Solution

The fourth proportional to 98,333,012.87, 135,702,769.51 and 53,681,365.81 is: 74,082,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,333,012.87 : 135,702,769.51 = 53,681,365.81 : x
  2. Step 2: Convert to fraction form
    98,333,012.87/135,702,769.51 = 53,681,365.81/x
  3. Step 3: Cross multiply
    98,333,012.87x = 135,702,769.51 × 53,681,365.81
  4. Step 4: Simplify right side
    98,333,012.87x = 7,284,710,011,197,187
  5. Step 5: Solve for x
    x = 7,284,710,011,197,187/98,333,012.87
  6. Step 6: Final answer
    x = 74,082,038.15

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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.