Home / 615,029,434,379.45-922,207,842,322.75-488,357,825,953.53

Finding the Fourth Proportional to 615,029,434,379.45, 922,207,842,322.75 and 488,357,825,953.53

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Solution

The fourth proportional to 615,029,434,379.45, 922,207,842,322.75 and 488,357,825,953.53 is: 732,269,696,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,029,434,379.45 : 922,207,842,322.75 = 488,357,825,953.53 : x
  2. Step 2: Convert to fraction form
    615,029,434,379.45/922,207,842,322.75 = 488,357,825,953.53/x
  3. Step 3: Cross multiply
    615,029,434,379.45x = 922,207,842,322.75 × 488,357,825,953.53
  4. Step 4: Simplify right side
    615,029,434,379.45x = 450,367,416,954,034,036,146,176
  5. Step 5: Solve for x
    x = 450,367,416,954,034,036,146,176/615,029,434,379.45
  6. Step 6: Final answer
    x = 732,269,696,016.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.