Home / 467,797,745,407.40-645,564,679,074.70-259,228,151,908.52

Finding the Fourth Proportional to 467,797,745,407.40, 645,564,679,074.70 and 259,228,151,908.52

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Solution

The fourth proportional to 467,797,745,407.40, 645,564,679,074.70 and 259,228,151,908.52 is: 357,736,950,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,797,745,407.40 : 645,564,679,074.70 = 259,228,151,908.52 : x
  2. Step 2: Convert to fraction form
    467,797,745,407.40/645,564,679,074.70 = 259,228,151,908.52/x
  3. Step 3: Cross multiply
    467,797,745,407.40x = 645,564,679,074.70 × 259,228,151,908.52
  4. Step 4: Simplify right side
    467,797,745,407.40x = 167,348,538,693,951,263,080,448
  5. Step 5: Solve for x
    x = 167,348,538,693,951,263,080,448/467,797,745,407.40
  6. Step 6: Final answer
    x = 357,736,950,074.89

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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.