Home / 260,036,451.81-358,850,216.70-142,559,259.71

Finding the Fourth Proportional to 260,036,451.81, 358,850,216.70 and 142,559,259.71

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Solution

The fourth proportional to 260,036,451.81, 358,850,216.70 and 142,559,259.71 is: 196,731,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,036,451.81 : 358,850,216.70 = 142,559,259.71 : x
  2. Step 2: Convert to fraction form
    260,036,451.81/358,850,216.70 = 142,559,259.71/x
  3. Step 3: Cross multiply
    260,036,451.81x = 358,850,216.70 × 142,559,259.71
  4. Step 4: Simplify right side
    260,036,451.81x = 51,157,421,237,730,832
  5. Step 5: Solve for x
    x = 51,157,421,237,730,832/260,036,451.81
  6. Step 6: Final answer
    x = 196,731,730.81

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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.