Home / 1,544,915,915.46-2,131,995,054.20-840,062,846.12

Finding the Fourth Proportional to 1,544,915,915.46, 2,131,995,054.20 and 840,062,846.12

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Solution

The fourth proportional to 1,544,915,915.46, 2,131,995,054.20 and 840,062,846.12 is: 1,159,292,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,915,915.46 : 2,131,995,054.20 = 840,062,846.12 : x
  2. Step 2: Convert to fraction form
    1,544,915,915.46/2,131,995,054.20 = 840,062,846.12/x
  3. Step 3: Cross multiply
    1,544,915,915.46x = 2,131,995,054.20 × 840,062,846.12
  4. Step 4: Simplify right side
    1,544,915,915.46x = 1,791,009,833,130,155,264
  5. Step 5: Solve for x
    x = 1,791,009,833,130,155,264/1,544,915,915.46
  6. Step 6: Final answer
    x = 1,159,292,758.40

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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.