Home / 19,685,338,044-29,528,083,672.64-4,762,479,665.76

Finding the Fourth Proportional to 19,685,338,044, 29,528,083,672.64 and 4,762,479,665.76

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Solution

The fourth proportional to 19,685,338,044, 29,528,083,672.64 and 4,762,479,665.76 is: 7,143,738,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685,338,044 : 29,528,083,672.64 = 4,762,479,665.76 : x
  2. Step 2: Convert to fraction form
    19,685,338,044/29,528,083,672.64 = 4,762,479,665.76/x
  3. Step 3: Cross multiply
    19,685,338,044x = 29,528,083,672.64 × 4,762,479,665.76
  4. Step 4: Simplify right side
    19,685,338,044x = 140,626,898,059,807,866,880
  5. Step 5: Solve for x
    x = 140,626,898,059,807,866,880/19,685,338,044
  6. Step 6: Final answer
    x = 7,143,738,032.11

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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.