Home / 166,454,688.60-249,697,779.30-45,286,140.60

Finding the Fourth Proportional to 166,454,688.60, 249,697,779.30 and 45,286,140.60

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Solution

The fourth proportional to 166,454,688.60, 249,697,779.30 and 45,286,140.60 is: 67,933,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,454,688.60 : 249,697,779.30 = 45,286,140.60 : x
  2. Step 2: Convert to fraction form
    166,454,688.60/249,697,779.30 = 45,286,140.60/x
  3. Step 3: Cross multiply
    166,454,688.60x = 249,697,779.30 × 45,286,140.60
  4. Step 4: Simplify right side
    166,454,688.60x = 11,307,848,740,887,570
  5. Step 5: Solve for x
    x = 11,307,848,740,887,570/166,454,688.60
  6. Step 6: Final answer
    x = 67,933,494.91

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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.