Home / 873,075,741.40-1,309,613,612.10-413,910,717.40

Finding the Fourth Proportional to 873,075,741.40, 1,309,613,612.10 and 413,910,717.40

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Solution

The fourth proportional to 873,075,741.40, 1,309,613,612.10 and 413,910,717.40 is: 620,866,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,075,741.40 : 1,309,613,612.10 = 413,910,717.40 : x
  2. Step 2: Convert to fraction form
    873,075,741.40/1,309,613,612.10 = 413,910,717.40/x
  3. Step 3: Cross multiply
    873,075,741.40x = 1,309,613,612.10 × 413,910,717.40
  4. Step 4: Simplify right side
    873,075,741.40x = 542,063,109,701,116,224
  5. Step 5: Solve for x
    x = 542,063,109,701,116,224/873,075,741.40
  6. Step 6: Final answer
    x = 620,866,076.10

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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.