Home / 239,154,329,764.31-358,731,839,903.67-97,663,751,429.87

Finding the Fourth Proportional to 239,154,329,764.31, 358,731,839,903.67 and 97,663,751,429.87

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Solution

The fourth proportional to 239,154,329,764.31, 358,731,839,903.67 and 97,663,751,429.87 is: 146,495,768,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,154,329,764.31 : 358,731,839,903.67 = 97,663,751,429.87 : x
  2. Step 2: Convert to fraction form
    239,154,329,764.31/358,731,839,903.67 = 97,663,751,429.87/x
  3. Step 3: Cross multiply
    239,154,329,764.31x = 358,731,839,903.67 × 97,663,751,429.87
  4. Step 4: Simplify right side
    239,154,329,764.31x = 35,035,097,242,330,153,877,504
  5. Step 5: Solve for x
    x = 35,035,097,242,330,153,877,504/239,154,329,764.31
  6. Step 6: Final answer
    x = 146,495,768,137.91

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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.