Home / 152,852,452,867.31-210,937,022,082.96-84,262,359,162.02

Finding the Fourth Proportional to 152,852,452,867.31, 210,937,022,082.96 and 84,262,359,162.02

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Solution

The fourth proportional to 152,852,452,867.31, 210,937,022,082.96 and 84,262,359,162.02 is: 116,282,406,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,852,452,867.31 : 210,937,022,082.96 = 84,262,359,162.02 : x
  2. Step 2: Convert to fraction form
    152,852,452,867.31/210,937,022,082.96 = 84,262,359,162.02/x
  3. Step 3: Cross multiply
    152,852,452,867.31x = 210,937,022,082.96 × 84,262,359,162.02
  4. Step 4: Simplify right side
    152,852,452,867.31x = 17,774,051,115,321,320,800,256
  5. Step 5: Solve for x
    x = 17,774,051,115,321,320,800,256/152,852,452,867.31
  6. Step 6: Final answer
    x = 116,282,406,869.52

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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.