Home / 163,556,715.40-245,004,398.70-101,956,798.60

Finding the Fourth Proportional to 163,556,715.40, 245,004,398.70 and 101,956,798.60

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Solution

The fourth proportional to 163,556,715.40, 245,004,398.70 and 101,956,798.60 is: 152,729,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,556,715.40 : 245,004,398.70 = 101,956,798.60 : x
  2. Step 2: Convert to fraction form
    163,556,715.40/245,004,398.70 = 101,956,798.60/x
  3. Step 3: Cross multiply
    163,556,715.40x = 245,004,398.70 × 101,956,798.60
  4. Step 4: Simplify right side
    163,556,715.40x = 24,979,864,134,370,000
  5. Step 5: Solve for x
    x = 24,979,864,134,370,000/163,556,715.40
  6. Step 6: Final answer
    x = 152,729,064.49

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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.