Home / 798,894,436,023.90-1,198,220,574,433.10-217,428,939,068.08

Finding the Fourth Proportional to 798,894,436,023.90, 1,198,220,574,433.10 and 217,428,939,068.08

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Solution

The fourth proportional to 798,894,436,023.90, 1,198,220,574,433.10 and 217,428,939,068.08 is: 326,110,455,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,436,023.90 : 1,198,220,574,433.10 = 217,428,939,068.08 : x
  2. Step 2: Convert to fraction form
    798,894,436,023.90/1,198,220,574,433.10 = 217,428,939,068.08/x
  3. Step 3: Cross multiply
    798,894,436,023.90x = 1,198,220,574,433.10 × 217,428,939,068.08
  4. Step 4: Simplify right side
    798,894,436,023.90x = 260,527,828,268,534,317,711,360
  5. Step 5: Solve for x
    x = 260,527,828,268,534,317,711,360/798,894,436,023.90
  6. Step 6: Final answer
    x = 326,110,455,300.18

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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.