Home / 2,921,920,931.93-4,032,142,860.18-1,583,782,291.55

Finding the Fourth Proportional to 2,921,920,931.93, 4,032,142,860.18 and 1,583,782,291.55

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Solution

The fourth proportional to 2,921,920,931.93, 4,032,142,860.18 and 1,583,782,291.55 is: 2,185,561,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,920,931.93 : 4,032,142,860.18 = 1,583,782,291.55 : x
  2. Step 2: Convert to fraction form
    2,921,920,931.93/4,032,142,860.18 = 1,583,782,291.55/x
  3. Step 3: Cross multiply
    2,921,920,931.93x = 4,032,142,860.18 × 1,583,782,291.55
  4. Step 4: Simplify right side
    2,921,920,931.93x = 6,386,036,458,945,649,664
  5. Step 5: Solve for x
    x = 6,386,036,458,945,649,664/2,921,920,931.93
  6. Step 6: Final answer
    x = 2,185,561,008.57

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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.