Home / 166,068,009.60-249,102,014.40-88,583,911.80

Finding the Fourth Proportional to 166,068,009.60, 249,102,014.40 and 88,583,911.80

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Solution

The fourth proportional to 166,068,009.60, 249,102,014.40 and 88,583,911.80 is: 132,875,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,068,009.60 : 249,102,014.40 = 88,583,911.80 : x
  2. Step 2: Convert to fraction form
    166,068,009.60/249,102,014.40 = 88,583,911.80/x
  3. Step 3: Cross multiply
    166,068,009.60x = 249,102,014.40 × 88,583,911.80
  4. Step 4: Simplify right side
    166,068,009.60x = 22,066,430,872,811,928
  5. Step 5: Solve for x
    x = 22,066,430,872,811,928/166,068,009.60
  6. Step 6: Final answer
    x = 132,875,867.70

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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.