Home / 57,779,425.60-86,691,256.80-56,872,571.20

Finding the Fourth Proportional to 57,779,425.60, 86,691,256.80 and 56,872,571.20

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Solution

The fourth proportional to 57,779,425.60, 86,691,256.80 and 56,872,571.20 is: 85,330,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,779,425.60 : 86,691,256.80 = 56,872,571.20 : x
  2. Step 2: Convert to fraction form
    57,779,425.60/86,691,256.80 = 56,872,571.20/x
  3. Step 3: Cross multiply
    57,779,425.60x = 86,691,256.80 × 56,872,571.20
  4. Step 4: Simplify right side
    57,779,425.60x = 4,930,354,674,775,484
  5. Step 5: Solve for x
    x = 4,930,354,674,775,484/57,779,425.60
  6. Step 6: Final answer
    x = 85,330,628.05

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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.