Home / 105,023,373.60-157,464,201.60-55,847,366.40

Finding the Fourth Proportional to 105,023,373.60, 157,464,201.60 and 55,847,366.40

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Solution

The fourth proportional to 105,023,373.60, 157,464,201.60 and 55,847,366.40 is: 83,733,369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,023,373.60 : 157,464,201.60 = 55,847,366.40 : x
  2. Step 2: Convert to fraction form
    105,023,373.60/157,464,201.60 = 55,847,366.40/x
  3. Step 3: Cross multiply
    105,023,373.60x = 157,464,201.60 × 55,847,366.40
  4. Step 4: Simplify right side
    105,023,373.60x = 8,793,960,961,638,666
  5. Step 5: Solve for x
    x = 8,793,960,961,638,666/105,023,373.60
  6. Step 6: Final answer
    x = 83,733,369.63

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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.