Home / 57,405,102.40-79,228,128.64-34,213,681.36

Finding the Fourth Proportional to 57,405,102.40, 79,228,128.64 and 34,213,681.36

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Solution

The fourth proportional to 57,405,102.40, 79,228,128.64 and 34,213,681.36 is: 47,220,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,405,102.40 : 79,228,128.64 = 34,213,681.36 : x
  2. Step 2: Convert to fraction form
    57,405,102.40/79,228,128.64 = 34,213,681.36/x
  3. Step 3: Cross multiply
    57,405,102.40x = 79,228,128.64 × 34,213,681.36
  4. Step 4: Simplify right side
    57,405,102.40x = 2,710,685,948,038,050
  5. Step 5: Solve for x
    x = 2,710,685,948,038,050/57,405,102.40
  6. Step 6: Final answer
    x = 47,220,296.36

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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.