Home / 166,277,615.40-249,416,423.10-125,966,831.40

Finding the Fourth Proportional to 166,277,615.40, 249,416,423.10 and 125,966,831.40

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Solution

The fourth proportional to 166,277,615.40, 249,416,423.10 and 125,966,831.40 is: 188,950,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,277,615.40 : 249,416,423.10 = 125,966,831.40 : x
  2. Step 2: Convert to fraction form
    166,277,615.40/249,416,423.10 = 125,966,831.40/x
  3. Step 3: Cross multiply
    166,277,615.40x = 249,416,423.10 × 125,966,831.40
  4. Step 4: Simplify right side
    166,277,615.40x = 31,418,196,517,028,768
  5. Step 5: Solve for x
    x = 31,418,196,517,028,768/166,277,615.40
  6. Step 6: Final answer
    x = 188,950,247.10

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1.5x scale

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.