Home / 249,976,328.80-374,964,493.20-68,241,877.60

Finding the Fourth Proportional to 249,976,328.80, 374,964,493.20 and 68,241,877.60

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Solution

The fourth proportional to 249,976,328.80, 374,964,493.20 and 68,241,877.60 is: 102,362,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,976,328.80 : 374,964,493.20 = 68,241,877.60 : x
  2. Step 2: Convert to fraction form
    249,976,328.80/374,964,493.20 = 68,241,877.60/x
  3. Step 3: Cross multiply
    249,976,328.80x = 374,964,493.20 × 68,241,877.60
  4. Step 4: Simplify right side
    249,976,328.80x = 25,588,281,049,300,428
  5. Step 5: Solve for x
    x = 25,588,281,049,300,428/249,976,328.80
  6. Step 6: Final answer
    x = 102,362,816.40

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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.