Home / 347,680,518,005.80-521,520,777,008.70-124,342,650,332.20

Finding the Fourth Proportional to 347,680,518,005.80, 521,520,777,008.70 and 124,342,650,332.20

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Solution

The fourth proportional to 347,680,518,005.80, 521,520,777,008.70 and 124,342,650,332.20 is: 186,513,975,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,518,005.80 : 521,520,777,008.70 = 124,342,650,332.20 : x
  2. Step 2: Convert to fraction form
    347,680,518,005.80/521,520,777,008.70 = 124,342,650,332.20/x
  3. Step 3: Cross multiply
    347,680,518,005.80x = 521,520,777,008.70 × 124,342,650,332.20
  4. Step 4: Simplify right side
    347,680,518,005.80x = 64,847,275,616,570,034,880,512
  5. Step 5: Solve for x
    x = 64,847,275,616,570,034,880,512/347,680,518,005.80
  6. Step 6: Final answer
    x = 186,513,975,498.30

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1.5x scale

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.