Home / 886,464,530.10-1,329,696,795.15-874,371,294.90

Finding the Fourth Proportional to 886,464,530.10, 1,329,696,795.15 and 874,371,294.90

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Solution

The fourth proportional to 886,464,530.10, 1,329,696,795.15 and 874,371,294.90 is: 1,311,556,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,464,530.10 : 1,329,696,795.15 = 874,371,294.90 : x
  2. Step 2: Convert to fraction form
    886,464,530.10/1,329,696,795.15 = 874,371,294.90/x
  3. Step 3: Cross multiply
    886,464,530.10x = 1,329,696,795.15 × 874,371,294.90
  4. Step 4: Simplify right side
    886,464,530.10x = 1,162,648,708,599,685,632
  5. Step 5: Solve for x
    x = 1,162,648,708,599,685,632/886,464,530.10
  6. Step 6: Final answer
    x = 1,311,556,942.35

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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.