Home / 1,618,454,929.86-2,233,444,227.83-904,000,649.55

Finding the Fourth Proportional to 1,618,454,929.86, 2,233,444,227.83 and 904,000,649.55

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Solution

The fourth proportional to 1,618,454,929.86, 2,233,444,227.83 and 904,000,649.55 is: 1,247,507,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,454,929.86 : 2,233,444,227.83 = 904,000,649.55 : x
  2. Step 2: Convert to fraction form
    1,618,454,929.86/2,233,444,227.83 = 904,000,649.55/x
  3. Step 3: Cross multiply
    1,618,454,929.86x = 2,233,444,227.83 × 904,000,649.55
  4. Step 4: Simplify right side
    1,618,454,929.86x = 2,019,035,032,676,330,752
  5. Step 5: Solve for x
    x = 2,019,035,032,676,330,752/1,618,454,929.86
  6. Step 6: Final answer
    x = 1,247,507,728.16

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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.