Home / 216,438,606.61-298,677,275.09-117,317,225.77

Finding the Fourth Proportional to 216,438,606.61, 298,677,275.09 and 117,317,225.77

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Solution

The fourth proportional to 216,438,606.61, 298,677,275.09 and 117,317,225.77 is: 161,893,434.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,438,606.61 : 298,677,275.09 = 117,317,225.77 : x
  2. Step 2: Convert to fraction form
    216,438,606.61/298,677,275.09 = 117,317,225.77/x
  3. Step 3: Cross multiply
    216,438,606.61x = 298,677,275.09 × 117,317,225.77
  4. Step 4: Simplify right side
    216,438,606.61x = 35,039,989,312,608,536
  5. Step 5: Solve for x
    x = 35,039,989,312,608,536/216,438,606.61
  6. Step 6: Final answer
    x = 161,893,434.18

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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.