Home / 286,674,331.98-427,918,667.01-245,995,180.64

Finding the Fourth Proportional to 286,674,331.98, 427,918,667.01 and 245,995,180.64

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Solution

The fourth proportional to 286,674,331.98, 427,918,667.01 and 245,995,180.64 is: 367,196,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,674,331.98 : 427,918,667.01 = 245,995,180.64 : x
  2. Step 2: Convert to fraction form
    286,674,331.98/427,918,667.01 = 245,995,180.64/x
  3. Step 3: Cross multiply
    286,674,331.98x = 427,918,667.01 × 245,995,180.64
  4. Step 4: Simplify right side
    286,674,331.98x = 105,265,929,788,897,408
  5. Step 5: Solve for x
    x = 105,265,929,788,897,408/286,674,331.98
  6. Step 6: Final answer
    x = 367,196,913.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.