Home / 249,318,010.80-373,977,016.20-167,688,673.20

Finding the Fourth Proportional to 249,318,010.80, 373,977,016.20 and 167,688,673.20

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Solution

The fourth proportional to 249,318,010.80, 373,977,016.20 and 167,688,673.20 is: 251,533,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318,010.80 : 373,977,016.20 = 167,688,673.20 : x
  2. Step 2: Convert to fraction form
    249,318,010.80/373,977,016.20 = 167,688,673.20/x
  3. Step 3: Cross multiply
    249,318,010.80x = 373,977,016.20 × 167,688,673.20
  4. Step 4: Simplify right side
    249,318,010.80x = 62,711,709,653,872,896
  5. Step 5: Solve for x
    x = 62,711,709,653,872,896/249,318,010.80
  6. Step 6: Final answer
    x = 251,533,009.80

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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.