Home / 47,572,128.30-66,735,348.90-47,572,128.30

Finding the Fourth Proportional to 47,572,128.30, 66,735,348.90 and 47,572,128.30

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Solution

The fourth proportional to 47,572,128.30, 66,735,348.90 and 47,572,128.30 is: 66,735,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,572,128.30 : 66,735,348.90 = 47,572,128.30 : x
  2. Step 2: Convert to fraction form
    47,572,128.30/66,735,348.90 = 47,572,128.30/x
  3. Step 3: Cross multiply
    47,572,128.30x = 66,735,348.90 × 47,572,128.30
  4. Step 4: Simplify right side
    47,572,128.30x = 3,174,742,580,016,063.50
  5. Step 5: Solve for x
    x = 3,174,742,580,016,063.50/47,572,128.30
  6. Step 6: Final answer
    x = 66,735,348.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.