Home / 75,308,625.60-112,962,938.40-52,350,374.40

Finding the Fourth Proportional to 75,308,625.60, 112,962,938.40 and 52,350,374.40

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Solution

The fourth proportional to 75,308,625.60, 112,962,938.40 and 52,350,374.40 is: 78,525,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,308,625.60 : 112,962,938.40 = 52,350,374.40 : x
  2. Step 2: Convert to fraction form
    75,308,625.60/112,962,938.40 = 52,350,374.40/x
  3. Step 3: Cross multiply
    75,308,625.60x = 112,962,938.40 × 52,350,374.40
  4. Step 4: Simplify right side
    75,308,625.60x = 5,913,652,118,564,137
  5. Step 5: Solve for x
    x = 5,913,652,118,564,137/75,308,625.60
  6. Step 6: Final answer
    x = 78,525,561.60

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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.