Home / 219,215,341,078.21-328,824,464,456.01-84,924,745,547.41

Finding the Fourth Proportional to 219,215,341,078.21, 328,824,464,456.01 and 84,924,745,547.41

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Solution

The fourth proportional to 219,215,341,078.21, 328,824,464,456.01 and 84,924,745,547.41 is: 127,387,681,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,215,341,078.21 : 328,824,464,456.01 = 84,924,745,547.41 : x
  2. Step 2: Convert to fraction form
    219,215,341,078.21/328,824,464,456.01 = 84,924,745,547.41/x
  3. Step 3: Cross multiply
    219,215,341,078.21x = 328,824,464,456.01 × 84,924,745,547.41
  4. Step 4: Simplify right side
    219,215,341,078.21x = 27,925,333,973,690,017,120,256
  5. Step 5: Solve for x
    x = 27,925,333,973,690,017,120,256/219,215,341,078.21
  6. Step 6: Final answer
    x = 127,387,681,155.61

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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.