Home / 934,589,577.60-1,402,017,076.80-288,289,929.60

Finding the Fourth Proportional to 934,589,577.60, 1,402,017,076.80 and 288,289,929.60

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Solution

The fourth proportional to 934,589,577.60, 1,402,017,076.80 and 288,289,929.60 is: 432,475,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,589,577.60 : 1,402,017,076.80 = 288,289,929.60 : x
  2. Step 2: Convert to fraction form
    934,589,577.60/1,402,017,076.80 = 288,289,929.60/x
  3. Step 3: Cross multiply
    934,589,577.60x = 1,402,017,076.80 × 288,289,929.60
  4. Step 4: Simplify right side
    934,589,577.60x = 404,187,404,368,669,824
  5. Step 5: Solve for x
    x = 404,187,404,368,669,824/934,589,577.60
  6. Step 6: Final answer
    x = 432,475,831.16

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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.