Home / 995,952,021.51-1,374,420,434.16-543,833,127.90

Finding the Fourth Proportional to 995,952,021.51, 1,374,420,434.16 and 543,833,127.90

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Solution

The fourth proportional to 995,952,021.51, 1,374,420,434.16 and 543,833,127.90 is: 750,493,344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,952,021.51 : 1,374,420,434.16 = 543,833,127.90 : x
  2. Step 2: Convert to fraction form
    995,952,021.51/1,374,420,434.16 = 543,833,127.90/x
  3. Step 3: Cross multiply
    995,952,021.51x = 1,374,420,434.16 × 543,833,127.90
  4. Step 4: Simplify right side
    995,952,021.51x = 747,455,363,758,908,800
  5. Step 5: Solve for x
    x = 747,455,363,758,908,800/995,952,021.51
  6. Step 6: Final answer
    x = 750,493,344.68

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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.