Home / 249,318,006.40-373,977,009.60-111,143,346.40

Finding the Fourth Proportional to 249,318,006.40, 373,977,009.60 and 111,143,346.40

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Solution

The fourth proportional to 249,318,006.40, 373,977,009.60 and 111,143,346.40 is: 166,715,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318,006.40 : 373,977,009.60 = 111,143,346.40 : x
  2. Step 2: Convert to fraction form
    249,318,006.40/373,977,009.60 = 111,143,346.40/x
  3. Step 3: Cross multiply
    249,318,006.40x = 373,977,009.60 × 111,143,346.40
  4. Step 4: Simplify right side
    249,318,006.40x = 41,565,056,323,608,928
  5. Step 5: Solve for x
    x = 41,565,056,323,608,928/249,318,006.40
  6. Step 6: Final answer
    x = 166,715,019.60

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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.