Home / 219,144,148.08-302,413,136.40-125,056,608.72

Finding the Fourth Proportional to 219,144,148.08, 302,413,136.40 and 125,056,608.72

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Solution

The fourth proportional to 219,144,148.08, 302,413,136.40 and 125,056,608.72 is: 172,574,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,144,148.08 : 302,413,136.40 = 125,056,608.72 : x
  2. Step 2: Convert to fraction form
    219,144,148.08/302,413,136.40 = 125,056,608.72/x
  3. Step 3: Cross multiply
    219,144,148.08x = 302,413,136.40 × 125,056,608.72
  4. Step 4: Simplify right side
    219,144,148.08x = 37,818,761,270,562,784
  5. Step 5: Solve for x
    x = 37,818,761,270,562,784/219,144,148.08
  6. Step 6: Final answer
    x = 172,574,817.09

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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.