Home / 147,109,501.41-203,011,111.18-85,265,712.24

Finding the Fourth Proportional to 147,109,501.41, 203,011,111.18 and 85,265,712.24

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Solution

The fourth proportional to 147,109,501.41, 203,011,111.18 and 85,265,712.24 is: 117,666,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,109,501.41 : 203,011,111.18 = 85,265,712.24 : x
  2. Step 2: Convert to fraction form
    147,109,501.41/203,011,111.18 = 85,265,712.24/x
  3. Step 3: Cross multiply
    147,109,501.41x = 203,011,111.18 × 85,265,712.24
  4. Step 4: Simplify right side
    147,109,501.41x = 17,309,886,987,396,526
  5. Step 5: Solve for x
    x = 17,309,886,987,396,526/147,109,501.41
  6. Step 6: Final answer
    x = 117,666,682.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.