Home / 708,286,374.14-1,061,006,717.88-352,689,354.15

Finding the Fourth Proportional to 708,286,374.14, 1,061,006,717.88 and 352,689,354.15

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Solution

The fourth proportional to 708,286,374.14, 1,061,006,717.88 and 352,689,354.15 is: 528,325,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,286,374.14 : 1,061,006,717.88 = 352,689,354.15 : x
  2. Step 2: Convert to fraction form
    708,286,374.14/1,061,006,717.88 = 352,689,354.15/x
  3. Step 3: Cross multiply
    708,286,374.14x = 1,061,006,717.88 × 352,689,354.15
  4. Step 4: Simplify right side
    708,286,374.14x = 374,205,774,077,908,416
  5. Step 5: Solve for x
    x = 374,205,774,077,908,416/708,286,374.14
  6. Step 6: Final answer
    x = 528,325,530.10

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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.