Home / 147,458,361,008.70-203,492,891,916.63-79,793,677,308.06

Finding the Fourth Proportional to 147,458,361,008.70, 203,492,891,916.63 and 79,793,677,308.06

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Solution

The fourth proportional to 147,458,361,008.70, 203,492,891,916.63 and 79,793,677,308.06 is: 110,115,466,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,458,361,008.70 : 203,492,891,916.63 = 79,793,677,308.06 : x
  2. Step 2: Convert to fraction form
    147,458,361,008.70/203,492,891,916.63 = 79,793,677,308.06/x
  3. Step 3: Cross multiply
    147,458,361,008.70x = 203,492,891,916.63 × 79,793,677,308.06
  4. Step 4: Simplify right side
    147,458,361,008.70x = 16,237,446,152,079,504,572,416
  5. Step 5: Solve for x
    x = 16,237,446,152,079,504,572,416/147,458,361,008.70
  6. Step 6: Final answer
    x = 110,115,466,095.01

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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.