Home / 326,602,667.40-490,633,908.30-272,854,955.40

Finding the Fourth Proportional to 326,602,667.40, 490,633,908.30 and 272,854,955.40

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Solution

The fourth proportional to 326,602,667.40, 490,633,908.30 and 272,854,955.40 is: 409,892,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,602,667.40 : 490,633,908.30 = 272,854,955.40 : x
  2. Step 2: Convert to fraction form
    326,602,667.40/490,633,908.30 = 272,854,955.40/x
  3. Step 3: Cross multiply
    326,602,667.40x = 490,633,908.30 × 272,854,955.40
  4. Step 4: Simplify right side
    326,602,667.40x = 133,871,893,166,924,176
  5. Step 5: Solve for x
    x = 133,871,893,166,924,176/326,602,667.40
  6. Step 6: Final answer
    x = 409,892,222.35

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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.