Home / 166,495,245.10-249,742,867.65-163,944,328.30

Finding the Fourth Proportional to 166,495,245.10, 249,742,867.65 and 163,944,328.30

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Solution

The fourth proportional to 166,495,245.10, 249,742,867.65 and 163,944,328.30 is: 245,916,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,495,245.10 : 249,742,867.65 = 163,944,328.30 : x
  2. Step 2: Convert to fraction form
    166,495,245.10/249,742,867.65 = 163,944,328.30/x
  3. Step 3: Cross multiply
    166,495,245.10x = 249,742,867.65 × 163,944,328.30
  4. Step 4: Simplify right side
    166,495,245.10x = 40,943,926,684,595,056
  5. Step 5: Solve for x
    x = 40,943,926,684,595,056/166,495,245.10
  6. Step 6: Final answer
    x = 245,916,492.45

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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.