Home / 552,308,089.34-762,201,306.78-301,428,582.50

Finding the Fourth Proportional to 552,308,089.34, 762,201,306.78 and 301,428,582.50

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Solution

The fourth proportional to 552,308,089.34, 762,201,306.78 and 301,428,582.50 is: 415,980,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,308,089.34 : 762,201,306.78 = 301,428,582.50 : x
  2. Step 2: Convert to fraction form
    552,308,089.34/762,201,306.78 = 301,428,582.50/x
  3. Step 3: Cross multiply
    552,308,089.34x = 762,201,306.78 × 301,428,582.50
  4. Step 4: Simplify right side
    552,308,089.34x = 229,749,259,482,343,040
  5. Step 5: Solve for x
    x = 229,749,259,482,343,040/552,308,089.34
  6. Step 6: Final answer
    x = 415,980,254.35

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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.