Home / 77,201,784,316.41-115,736,353,302.21-26,830,673,827.35

Finding the Fourth Proportional to 77,201,784,316.41, 115,736,353,302.21 and 26,830,673,827.35

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Solution

The fourth proportional to 77,201,784,316.41, 115,736,353,302.21 and 26,830,673,827.35 is: 40,222,960,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,201,784,316.41 : 115,736,353,302.21 = 26,830,673,827.35 : x
  2. Step 2: Convert to fraction form
    77,201,784,316.41/115,736,353,302.21 = 26,830,673,827.35/x
  3. Step 3: Cross multiply
    77,201,784,316.41x = 115,736,353,302.21 × 26,830,673,827.35
  4. Step 4: Simplify right side
    77,201,784,316.41x = 3,105,284,345,418,538,811,392
  5. Step 5: Solve for x
    x = 3,105,284,345,418,538,811,392/77,201,784,316.41
  6. Step 6: Final answer
    x = 40,222,960,815.15

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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.