Home / 352,148,315.60-528,316,951.80-314,073,520.40

Finding the Fourth Proportional to 352,148,315.60, 528,316,951.80 and 314,073,520.40

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Solution

The fourth proportional to 352,148,315.60, 528,316,951.80 and 314,073,520.40 is: 471,194,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,148,315.60 : 528,316,951.80 = 314,073,520.40 : x
  2. Step 2: Convert to fraction form
    352,148,315.60/528,316,951.80 = 314,073,520.40/x
  3. Step 3: Cross multiply
    352,148,315.60x = 528,316,951.80 × 314,073,520.40
  4. Step 4: Simplify right side
    352,148,315.60x = 165,930,364,938,823,104
  5. Step 5: Solve for x
    x = 165,930,364,938,823,104/352,148,315.60
  6. Step 6: Final answer
    x = 471,194,543.86

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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.