Home / 473,532,667.64-709,936,913.87-286,745,958.36

Finding the Fourth Proportional to 473,532,667.64, 709,936,913.87 and 286,745,958.36

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Solution

The fourth proportional to 473,532,667.64, 709,936,913.87 and 286,745,958.36 is: 429,899,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,532,667.64 : 709,936,913.87 = 286,745,958.36 : x
  2. Step 2: Convert to fraction form
    473,532,667.64/709,936,913.87 = 286,745,958.36/x
  3. Step 3: Cross multiply
    473,532,667.64x = 709,936,913.87 × 286,745,958.36
  4. Step 4: Simplify right side
    473,532,667.64x = 203,571,540,742,793,952
  5. Step 5: Solve for x
    x = 203,571,540,742,793,952/473,532,667.64
  6. Step 6: Final answer
    x = 429,899,676.74

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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.