Home / 615,029,434,253.35-922,207,842,133.40-488,357,825,827.58

Finding the Fourth Proportional to 615,029,434,253.35, 922,207,842,133.40 and 488,357,825,827.58

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Solution

The fourth proportional to 615,029,434,253.35, 922,207,842,133.40 and 488,357,825,827.58 is: 732,269,695,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,029,434,253.35 : 922,207,842,133.40 = 488,357,825,827.58 : x
  2. Step 2: Convert to fraction form
    615,029,434,253.35/922,207,842,133.40 = 488,357,825,827.58/x
  3. Step 3: Cross multiply
    615,029,434,253.35x = 922,207,842,133.40 × 488,357,825,827.58
  4. Step 4: Simplify right side
    615,029,434,253.35x = 450,367,416,745,411,368,452,096
  5. Step 5: Solve for x
    x = 450,367,416,745,411,368,452,096/615,029,434,253.35
  6. Step 6: Final answer
    x = 732,269,695,827.10

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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.