Home / 35,887,925,920.14-49,528,160,948.61-20,438,721,574.56

Finding the Fourth Proportional to 35,887,925,920.14, 49,528,160,948.61 and 20,438,721,574.56

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Solution

The fourth proportional to 35,887,925,920.14, 49,528,160,948.61 and 20,438,721,574.56 is: 28,207,043,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887,925,920.14 : 49,528,160,948.61 = 20,438,721,574.56 : x
  2. Step 2: Convert to fraction form
    35,887,925,920.14/49,528,160,948.61 = 20,438,721,574.56/x
  3. Step 3: Cross multiply
    35,887,925,920.14x = 49,528,160,948.61 × 20,438,721,574.56
  4. Step 4: Simplify right side
    35,887,925,920.14x = 1,012,292,291,728,635,330,560
  5. Step 5: Solve for x
    x = 1,012,292,291,728,635,330,560/35,887,925,920.14
  6. Step 6: Final answer
    x = 28,207,043,616.32

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Double scale
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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.