Home / 102,830,314.95-141,905,819.23-58,778,259.66

Finding the Fourth Proportional to 102,830,314.95, 141,905,819.23 and 58,778,259.66

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Solution

The fourth proportional to 102,830,314.95, 141,905,819.23 and 58,778,259.66 is: 81,113,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,830,314.95 : 141,905,819.23 = 58,778,259.66 : x
  2. Step 2: Convert to fraction form
    102,830,314.95/141,905,819.23 = 58,778,259.66/x
  3. Step 3: Cross multiply
    102,830,314.95x = 141,905,819.23 × 58,778,259.66
  4. Step 4: Simplify right side
    102,830,314.95x = 8,340,977,089,819,015
  5. Step 5: Solve for x
    x = 8,340,977,089,819,015/102,830,314.95
  6. Step 6: Final answer
    x = 81,113,989.53

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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.