Home / 268,096,392,021.60-402,144,588,032.40-118,877,962,888.80

Finding the Fourth Proportional to 268,096,392,021.60, 402,144,588,032.40 and 118,877,962,888.80

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Solution

The fourth proportional to 268,096,392,021.60, 402,144,588,032.40 and 118,877,962,888.80 is: 178,316,944,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,096,392,021.60 : 402,144,588,032.40 = 118,877,962,888.80 : x
  2. Step 2: Convert to fraction form
    268,096,392,021.60/402,144,588,032.40 = 118,877,962,888.80/x
  3. Step 3: Cross multiply
    268,096,392,021.60x = 402,144,588,032.40 × 118,877,962,888.80
  4. Step 4: Simplify right side
    268,096,392,021.60x = 47,806,129,412,047,414,231,040
  5. Step 5: Solve for x
    x = 47,806,129,412,047,414,231,040/268,096,392,021.60
  6. Step 6: Final answer
    x = 178,316,944,333.20

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1.5x scale

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.