Home / 48,114,021.60-72,171,032.40-47,157,427.80

Finding the Fourth Proportional to 48,114,021.60, 72,171,032.40 and 47,157,427.80

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Solution

The fourth proportional to 48,114,021.60, 72,171,032.40 and 47,157,427.80 is: 70,736,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,021.60 : 72,171,032.40 = 47,157,427.80 : x
  2. Step 2: Convert to fraction form
    48,114,021.60/72,171,032.40 = 47,157,427.80/x
  3. Step 3: Cross multiply
    48,114,021.60x = 72,171,032.40 × 47,157,427.80
  4. Step 4: Simplify right side
    48,114,021.60x = 3,403,400,249,654,461
  5. Step 5: Solve for x
    x = 3,403,400,249,654,461/48,114,021.60
  6. Step 6: Final answer
    x = 70,736,141.70

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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.