Home / 623,689,992,134.40-933,923,783,221.45-430,449,336,024.70

Finding the Fourth Proportional to 623,689,992,134.40, 933,923,783,221.45 and 430,449,336,024.70

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Solution

The fourth proportional to 623,689,992,134.40, 933,923,783,221.45 and 430,449,336,024.70 is: 644,562,005,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,689,992,134.40 : 933,923,783,221.45 = 430,449,336,024.70 : x
  2. Step 2: Convert to fraction form
    623,689,992,134.40/933,923,783,221.45 = 430,449,336,024.70/x
  3. Step 3: Cross multiply
    623,689,992,134.40x = 933,923,783,221.45 × 430,449,336,024.70
  4. Step 4: Simplify right side
    623,689,992,134.40x = 402,006,872,385,349,033,656,320
  5. Step 5: Solve for x
    x = 402,006,872,385,349,033,656,320/623,689,992,134.40
  6. Step 6: Final answer
    x = 644,562,005,892.70

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Double scale
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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.