Home / 1,156,686,874.45-1,596,227,886.75-661,649,582.95

Finding the Fourth Proportional to 1,156,686,874.45, 1,596,227,886.75 and 661,649,582.95

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Solution

The fourth proportional to 1,156,686,874.45, 1,596,227,886.75 and 661,649,582.95 is: 913,076,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,686,874.45 : 1,596,227,886.75 = 661,649,582.95 : x
  2. Step 2: Convert to fraction form
    1,156,686,874.45/1,596,227,886.75 = 661,649,582.95/x
  3. Step 3: Cross multiply
    1,156,686,874.45x = 1,596,227,886.75 × 661,649,582.95
  4. Step 4: Simplify right side
    1,156,686,874.45x = 1,056,143,515,563,135,872
  5. Step 5: Solve for x
    x = 1,056,143,515,563,135,872/1,156,686,874.45
  6. Step 6: Final answer
    x = 913,076,424.48

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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.