Home / 930,209,458.44-1,395,518,495.69-275,109,411.34

Finding the Fourth Proportional to 930,209,458.44, 1,395,518,495.69 and 275,109,411.34

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Solution

The fourth proportional to 930,209,458.44, 1,395,518,495.69 and 275,109,411.34 is: 412,724,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209,458.44 : 1,395,518,495.69 = 275,109,411.34 : x
  2. Step 2: Convert to fraction form
    930,209,458.44/1,395,518,495.69 = 275,109,411.34/x
  3. Step 3: Cross multiply
    930,209,458.44x = 1,395,518,495.69 × 275,109,411.34
  4. Step 4: Simplify right side
    930,209,458.44x = 383,920,271,863,358,208
  5. Step 5: Solve for x
    x = 383,920,271,863,358,208/930,209,458.44
  6. Step 6: Final answer
    x = 412,724,541.10

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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.