Home / 932,585,036.34-1,286,985,263.52-509,215,483.83

Finding the Fourth Proportional to 932,585,036.34, 1,286,985,263.52 and 509,215,483.83

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Solution

The fourth proportional to 932,585,036.34, 1,286,985,263.52 and 509,215,483.83 is: 702,727,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,585,036.34 : 1,286,985,263.52 = 509,215,483.83 : x
  2. Step 2: Convert to fraction form
    932,585,036.34/1,286,985,263.52 = 509,215,483.83/x
  3. Step 3: Cross multiply
    932,585,036.34x = 1,286,985,263.52 × 509,215,483.83
  4. Step 4: Simplify right side
    932,585,036.34x = 655,352,823,645,416,832
  5. Step 5: Solve for x
    x = 655,352,823,645,416,832/932,585,036.34
  6. Step 6: Final answer
    x = 702,727,148.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.