Home / 286,724,742,288.60-395,680,183,087.50-158,266,215,148.08

Finding the Fourth Proportional to 286,724,742,288.60, 395,680,183,087.50 and 158,266,215,148.08

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Solution

The fourth proportional to 286,724,742,288.60, 395,680,183,087.50 and 158,266,215,148.08 is: 218,407,398,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,724,742,288.60 : 395,680,183,087.50 = 158,266,215,148.08 : x
  2. Step 2: Convert to fraction form
    286,724,742,288.60/395,680,183,087.50 = 158,266,215,148.08/x
  3. Step 3: Cross multiply
    286,724,742,288.60x = 395,680,183,087.50 × 158,266,215,148.08
  4. Step 4: Simplify right side
    286,724,742,288.60x = 62,622,804,986,357,952,282,624
  5. Step 5: Solve for x
    x = 62,622,804,986,357,952,282,624/286,724,742,288.60
  6. Step 6: Final answer
    x = 218,407,398,282.10

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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.