Home / 1,151,607,272.10-1,589,213,248.77-622,969,955.07

Finding the Fourth Proportional to 1,151,607,272.10, 1,589,213,248.77 and 622,969,955.07

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Solution

The fourth proportional to 1,151,607,272.10, 1,589,213,248.77 and 622,969,955.07 is: 859,695,948.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,607,272.10 : 1,589,213,248.77 = 622,969,955.07 : x
  2. Step 2: Convert to fraction form
    1,151,607,272.10/1,589,213,248.77 = 622,969,955.07/x
  3. Step 3: Cross multiply
    1,151,607,272.10x = 1,589,213,248.77 × 622,969,955.07
  4. Step 4: Simplify right side
    1,151,607,272.10x = 990,032,106,182,895,744
  5. Step 5: Solve for x
    x = 990,032,106,182,895,744/1,151,607,272.10
  6. Step 6: Final answer
    x = 859,695,948.58

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Half scale
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Double scale
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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.