Home / 124,688,488,884.09-172,071,469,008.78-73,249,216,786.83

Finding the Fourth Proportional to 124,688,488,884.09, 172,071,469,008.78 and 73,249,216,786.83

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Solution

The fourth proportional to 124,688,488,884.09, 172,071,469,008.78 and 73,249,216,786.83 is: 101,084,714,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,688,488,884.09 : 172,071,469,008.78 = 73,249,216,786.83 : x
  2. Step 2: Convert to fraction form
    124,688,488,884.09/172,071,469,008.78 = 73,249,216,786.83/x
  3. Step 3: Cross multiply
    124,688,488,884.09x = 172,071,469,008.78 × 73,249,216,786.83
  4. Step 4: Simplify right side
    124,688,488,884.09x = 12,604,100,336,252,425,863,168
  5. Step 5: Solve for x
    x = 12,604,100,336,252,425,863,168/124,688,488,884.09
  6. Step 6: Final answer
    x = 101,084,714,788.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.