Home / 30,801,497,640.30-42,506,316,318.10-17,068,520,290.58

Finding the Fourth Proportional to 30,801,497,640.30, 42,506,316,318.10 and 17,068,520,290.58

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Solution

The fourth proportional to 30,801,497,640.30, 42,506,316,318.10 and 17,068,520,290.58 is: 23,554,696,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,801,497,640.30 : 42,506,316,318.10 = 17,068,520,290.58 : x
  2. Step 2: Convert to fraction form
    30,801,497,640.30/42,506,316,318.10 = 17,068,520,290.58/x
  3. Step 3: Cross multiply
    30,801,497,640.30x = 42,506,316,318.10 × 17,068,520,290.58
  4. Step 4: Simplify right side
    30,801,497,640.30x = 725,519,922,553,301,630,976
  5. Step 5: Solve for x
    x = 725,519,922,553,301,630,976/30,801,497,640.30
  6. Step 6: Final answer
    x = 23,554,696,301.65

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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.