Home / 736,782,641.37-1,103,412,101.25-424,944,851.61

Finding the Fourth Proportional to 736,782,641.37, 1,103,412,101.25 and 424,944,851.61

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Solution

The fourth proportional to 736,782,641.37, 1,103,412,101.25 and 424,944,851.61 is: 636,401,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,782,641.37 : 1,103,412,101.25 = 424,944,851.61 : x
  2. Step 2: Convert to fraction form
    736,782,641.37/1,103,412,101.25 = 424,944,851.61/x
  3. Step 3: Cross multiply
    736,782,641.37x = 1,103,412,101.25 × 424,944,851.61
  4. Step 4: Simplify right side
    736,782,641.37x = 468,889,291,636,112,064
  5. Step 5: Solve for x
    x = 468,889,291,636,112,064/736,782,641.37
  6. Step 6: Final answer
    x = 636,401,111.14

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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.