Home / 699,742,394.10-1,049,617,514.67-233,402,538.17

Finding the Fourth Proportional to 699,742,394.10, 1,049,617,514.67 and 233,402,538.17

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Solution

The fourth proportional to 699,742,394.10, 1,049,617,514.67 and 233,402,538.17 is: 350,105,115.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,742,394.10 : 1,049,617,514.67 = 233,402,538.17 : x
  2. Step 2: Convert to fraction form
    699,742,394.10/1,049,617,514.67 = 233,402,538.17/x
  3. Step 3: Cross multiply
    699,742,394.10x = 1,049,617,514.67 × 233,402,538.17
  4. Step 4: Simplify right side
    699,742,394.10x = 244,983,392,028,833,888
  5. Step 5: Solve for x
    x = 244,983,392,028,833,888/699,742,394.10
  6. Step 6: Final answer
    x = 350,105,115.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.