Home / 38,502,434,085.40-53,071,966,775.12-30,350,944,310.68

Finding the Fourth Proportional to 38,502,434,085.40, 53,071,966,775.12 and 30,350,944,310.68

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Solution

The fourth proportional to 38,502,434,085.40, 53,071,966,775.12 and 30,350,944,310.68 is: 41,835,908,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502,434,085.40 : 53,071,966,775.12 = 30,350,944,310.68 : x
  2. Step 2: Convert to fraction form
    38,502,434,085.40/53,071,966,775.12 = 30,350,944,310.68/x
  3. Step 3: Cross multiply
    38,502,434,085.40x = 53,071,966,775.12 × 30,350,944,310.68
  4. Step 4: Simplify right side
    38,502,434,085.40x = 1,610,784,308,049,926,422,528
  5. Step 5: Solve for x
    x = 1,610,784,308,049,926,422,528/38,502,434,085.40
  6. Step 6: Final answer
    x = 41,835,908,464.31

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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.