Home / 119,900,111,585.04-165,462,348,175.20-65,698,048,071.36

Finding the Fourth Proportional to 119,900,111,585.04, 165,462,348,175.20 and 65,698,048,071.36

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Solution

The fourth proportional to 119,900,111,585.04, 165,462,348,175.20 and 65,698,048,071.36 is: 90,663,412,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,900,111,585.04 : 165,462,348,175.20 = 65,698,048,071.36 : x
  2. Step 2: Convert to fraction form
    119,900,111,585.04/165,462,348,175.20 = 65,698,048,071.36/x
  3. Step 3: Cross multiply
    119,900,111,585.04x = 165,462,348,175.20 × 65,698,048,071.36
  4. Step 4: Simplify right side
    119,900,111,585.04x = 10,870,553,304,414,396,874,752
  5. Step 5: Solve for x
    x = 10,870,553,304,414,396,874,752/119,900,111,585.04
  6. Step 6: Final answer
    x = 90,663,412,741.73

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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.