Home / 27,974,229,004.36-38,606,636,658.90-15,931,749,000.52

Finding the Fourth Proportional to 27,974,229,004.36, 38,606,636,658.90 and 15,931,749,000.52

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Solution

The fourth proportional to 27,974,229,004.36, 38,606,636,658.90 and 15,931,749,000.52 is: 21,987,066,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,974,229,004.36 : 38,606,636,658.90 = 15,931,749,000.52 : x
  2. Step 2: Convert to fraction form
    27,974,229,004.36/38,606,636,658.90 = 15,931,749,000.52/x
  3. Step 3: Cross multiply
    27,974,229,004.36x = 38,606,636,658.90 × 15,931,749,000.52
  4. Step 4: Simplify right side
    27,974,229,004.36x = 615,071,245,003,868,864,512
  5. Step 5: Solve for x
    x = 615,071,245,003,868,864,512/27,974,229,004.36
  6. Step 6: Final answer
    x = 21,987,066,914.62

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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.