Home / 347,680,519,319.60-521,520,778,979.40-334,456,566,628.40

Finding the Fourth Proportional to 347,680,519,319.60, 521,520,778,979.40 and 334,456,566,628.40

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Solution

The fourth proportional to 347,680,519,319.60, 521,520,778,979.40 and 334,456,566,628.40 is: 501,684,849,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,519,319.60 : 521,520,778,979.40 = 334,456,566,628.40 : x
  2. Step 2: Convert to fraction form
    347,680,519,319.60/521,520,778,979.40 = 334,456,566,628.40/x
  3. Step 3: Cross multiply
    347,680,519,319.60x = 521,520,778,979.40 × 334,456,566,628.40
  4. Step 4: Simplify right side
    347,680,519,319.60x = 174,426,049,162,818,801,893,376
  5. Step 5: Solve for x
    x = 174,426,049,162,818,801,893,376/347,680,519,319.60
  6. Step 6: Final answer
    x = 501,684,849,942.60

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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.