Home / 57,488,544.60-86,232,816.90-28,739,117.40

Finding the Fourth Proportional to 57,488,544.60, 86,232,816.90 and 28,739,117.40

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Solution

The fourth proportional to 57,488,544.60, 86,232,816.90 and 28,739,117.40 is: 43,108,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,488,544.60 : 86,232,816.90 = 28,739,117.40 : x
  2. Step 2: Convert to fraction form
    57,488,544.60/86,232,816.90 = 28,739,117.40/x
  3. Step 3: Cross multiply
    57,488,544.60x = 86,232,816.90 × 28,739,117.40
  4. Step 4: Simplify right side
    57,488,544.60x = 2,478,255,048,621,804
  5. Step 5: Solve for x
    x = 2,478,255,048,621,804/57,488,544.60
  6. Step 6: Final answer
    x = 43,108,676.10

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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.