Home / 239,154,329,763.81-358,731,839,902.92-97,663,751,429.37

Finding the Fourth Proportional to 239,154,329,763.81, 358,731,839,902.92 and 97,663,751,429.37

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Solution

The fourth proportional to 239,154,329,763.81, 358,731,839,902.92 and 97,663,751,429.37 is: 146,495,768,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,154,329,763.81 : 358,731,839,902.92 = 97,663,751,429.37 : x
  2. Step 2: Convert to fraction form
    239,154,329,763.81/358,731,839,902.92 = 97,663,751,429.37/x
  3. Step 3: Cross multiply
    239,154,329,763.81x = 358,731,839,902.92 × 97,663,751,429.37
  4. Step 4: Simplify right side
    239,154,329,763.81x = 35,035,097,242,077,539,336,192
  5. Step 5: Solve for x
    x = 35,035,097,242,077,539,336,192/239,154,329,763.81
  6. Step 6: Final answer
    x = 146,495,768,137.16

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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.