Home / 551,829,055.33-827,061,985.20-473,555,767.64

Finding the Fourth Proportional to 551,829,055.33, 827,061,985.20 and 473,555,767.64

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Solution

The fourth proportional to 551,829,055.33, 827,061,985.20 and 473,555,767.64 is: 709,748,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,829,055.33 : 827,061,985.20 = 473,555,767.64 : x
  2. Step 2: Convert to fraction form
    551,829,055.33/827,061,985.20 = 473,555,767.64/x
  3. Step 3: Cross multiply
    551,829,055.33x = 827,061,985.20 × 473,555,767.64
  4. Step 4: Simplify right side
    551,829,055.33x = 391,659,973,290,499,840
  5. Step 5: Solve for x
    x = 391,659,973,290,499,840/551,829,055.33
  6. Step 6: Final answer
    x = 709,748,733.80

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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.