Home / 735,450,983.91-1,014,913,970.37-400,916,126.34

Finding the Fourth Proportional to 735,450,983.91, 1,014,913,970.37 and 400,916,126.34

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Solution

The fourth proportional to 735,450,983.91, 1,014,913,970.37 and 400,916,126.34 is: 553,259,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,450,983.91 : 1,014,913,970.37 = 400,916,126.34 : x
  2. Step 2: Convert to fraction form
    735,450,983.91/1,014,913,970.37 = 400,916,126.34/x
  3. Step 3: Cross multiply
    735,450,983.91x = 1,014,913,970.37 × 400,916,126.34
  4. Step 4: Simplify right side
    735,450,983.91x = 406,895,377,569,089,920
  5. Step 5: Solve for x
    x = 406,895,377,569,089,920/735,450,983.91
  6. Step 6: Final answer
    x = 553,259,682.11

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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.