Home / 1,448,543,567.42-1,999,038,407.28-813,575,954.76

Finding the Fourth Proportional to 1,448,543,567.42, 1,999,038,407.28 and 813,575,954.76

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Solution

The fourth proportional to 1,448,543,567.42, 1,999,038,407.28 and 813,575,954.76 is: 1,122,761,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,543,567.42 : 1,999,038,407.28 = 813,575,954.76 : x
  2. Step 2: Convert to fraction form
    1,448,543,567.42/1,999,038,407.28 = 813,575,954.76/x
  3. Step 3: Cross multiply
    1,448,543,567.42x = 1,999,038,407.28 × 813,575,954.76
  4. Step 4: Simplify right side
    1,448,543,567.42x = 1,626,369,580,794,147,840
  5. Step 5: Solve for x
    x = 1,626,369,580,794,147,840/1,448,543,567.42
  6. Step 6: Final answer
    x = 1,122,761,936.45

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1.5x scale

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.