Home / 696,002,962.52-960,509,009.58-382,761,401.96

Finding the Fourth Proportional to 696,002,962.52, 960,509,009.58 and 382,761,401.96

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Solution

The fourth proportional to 696,002,962.52, 960,509,009.58 and 382,761,401.96 is: 528,224,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,002,962.52 : 960,509,009.58 = 382,761,401.96 : x
  2. Step 2: Convert to fraction form
    696,002,962.52/960,509,009.58 = 382,761,401.96/x
  3. Step 3: Cross multiply
    696,002,962.52x = 960,509,009.58 × 382,761,401.96
  4. Step 4: Simplify right side
    696,002,962.52x = 367,645,775,102,051,840
  5. Step 5: Solve for x
    x = 367,645,775,102,051,840/696,002,962.52
  6. Step 6: Final answer
    x = 528,224,439.98

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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.