Home / 248,088,785.40-372,133,178.10-166,246,871.40

Finding the Fourth Proportional to 248,088,785.40, 372,133,178.10 and 166,246,871.40

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Solution

The fourth proportional to 248,088,785.40, 372,133,178.10 and 166,246,871.40 is: 249,370,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,088,785.40 : 372,133,178.10 = 166,246,871.40 : x
  2. Step 2: Convert to fraction form
    248,088,785.40/372,133,178.10 = 166,246,871.40/x
  3. Step 3: Cross multiply
    248,088,785.40x = 372,133,178.10 × 166,246,871.40
  4. Step 4: Simplify right side
    248,088,785.40x = 61,865,976,603,264,000
  5. Step 5: Solve for x
    x = 61,865,976,603,264,000/248,088,785.40
  6. Step 6: Final answer
    x = 249,370,307.10

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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.