Home / 542,760,918,874.80-814,141,378,312.20-495,742,420,417.20

Finding the Fourth Proportional to 542,760,918,874.80, 814,141,378,312.20 and 495,742,420,417.20

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Solution

The fourth proportional to 542,760,918,874.80, 814,141,378,312.20 and 495,742,420,417.20 is: 743,613,630,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,760,918,874.80 : 814,141,378,312.20 = 495,742,420,417.20 : x
  2. Step 2: Convert to fraction form
    542,760,918,874.80/814,141,378,312.20 = 495,742,420,417.20/x
  3. Step 3: Cross multiply
    542,760,918,874.80x = 814,141,378,312.20 × 495,742,420,417.20
  4. Step 4: Simplify right side
    542,760,918,874.80x = 403,604,417,446,285,334,806,528
  5. Step 5: Solve for x
    x = 403,604,417,446,285,334,806,528/542,760,918,874.80
  6. Step 6: Final answer
    x = 743,613,630,625.80

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Double scale
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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.