Home / 65,742,870.58-90,703,129.98-37,865,022.56

Finding the Fourth Proportional to 65,742,870.58, 90,703,129.98 and 37,865,022.56

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Solution

The fourth proportional to 65,742,870.58, 90,703,129.98 and 37,865,022.56 is: 52,241,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,742,870.58 : 90,703,129.98 = 37,865,022.56 : x
  2. Step 2: Convert to fraction form
    65,742,870.58/90,703,129.98 = 37,865,022.56/x
  3. Step 3: Cross multiply
    65,742,870.58x = 90,703,129.98 × 37,865,022.56
  4. Step 4: Simplify right side
    65,742,870.58x = 3,434,476,063,281,141.50
  5. Step 5: Solve for x
    x = 3,434,476,063,281,141.50/65,742,870.58
  6. Step 6: Final answer
    x = 52,241,042.00

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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.