Home / 283,105,155.60-423,807,427.80-168,030,464.40

Finding the Fourth Proportional to 283,105,155.60, 423,807,427.80 and 168,030,464.40

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Solution

The fourth proportional to 283,105,155.60, 423,807,427.80 and 168,030,464.40 is: 251,541,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,105,155.60 : 423,807,427.80 = 168,030,464.40 : x
  2. Step 2: Convert to fraction form
    283,105,155.60/423,807,427.80 = 168,030,464.40/x
  3. Step 3: Cross multiply
    283,105,155.60x = 423,807,427.80 × 168,030,464.40
  4. Step 4: Simplify right side
    283,105,155.60x = 71,212,558,909,403,472
  5. Step 5: Solve for x
    x = 71,212,558,909,403,472/283,105,155.60
  6. Step 6: Final answer
    x = 251,541,017.54

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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.