Home / 1,090,043,438.88-1,634,460,220.08-362,635,065.12

Finding the Fourth Proportional to 1,090,043,438.88, 1,634,460,220.08 and 362,635,065.12

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Solution

The fourth proportional to 1,090,043,438.88, 1,634,460,220.08 and 362,635,065.12 is: 543,751,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,043,438.88 : 1,634,460,220.08 = 362,635,065.12 : x
  2. Step 2: Convert to fraction form
    1,090,043,438.88/1,634,460,220.08 = 362,635,065.12/x
  3. Step 3: Cross multiply
    1,090,043,438.88x = 1,634,460,220.08 × 362,635,065.12
  4. Step 4: Simplify right side
    1,090,043,438.88x = 592,712,588,344,760,320
  5. Step 5: Solve for x
    x = 592,712,588,344,760,320/1,090,043,438.88
  6. Step 6: Final answer
    x = 543,751,347.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.