Home / 166,495,509.60-249,743,264.40-163,944,592.80

Finding the Fourth Proportional to 166,495,509.60, 249,743,264.40 and 163,944,592.80

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Solution

The fourth proportional to 166,495,509.60, 249,743,264.40 and 163,944,592.80 is: 245,916,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,495,509.60 : 249,743,264.40 = 163,944,592.80 : x
  2. Step 2: Convert to fraction form
    166,495,509.60/249,743,264.40 = 163,944,592.80/x
  3. Step 3: Cross multiply
    166,495,509.60x = 249,743,264.40 × 163,944,592.80
  4. Step 4: Simplify right side
    166,495,509.60x = 40,944,057,786,600,744
  5. Step 5: Solve for x
    x = 40,944,057,786,600,744/166,495,509.60
  6. Step 6: Final answer
    x = 245,916,889.20

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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.