Home / 948,500,264.58-1,308,902,252.77-525,132,794.69

Finding the Fourth Proportional to 948,500,264.58, 1,308,902,252.77 and 525,132,794.69

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Solution

The fourth proportional to 948,500,264.58, 1,308,902,252.77 and 525,132,794.69 is: 724,667,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,500,264.58 : 1,308,902,252.77 = 525,132,794.69 : x
  2. Step 2: Convert to fraction form
    948,500,264.58/1,308,902,252.77 = 525,132,794.69/x
  3. Step 3: Cross multiply
    948,500,264.58x = 1,308,902,252.77 × 525,132,794.69
  4. Step 4: Simplify right side
    948,500,264.58x = 687,347,497,973,146,880
  5. Step 5: Solve for x
    x = 687,347,497,973,146,880/948,500,264.58
  6. Step 6: Final answer
    x = 724,667,692.40

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1.5x scale

Why These Related Problems?

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