Home / 932,045,409,546.40-1,286,036,121,010-520,450,558,316.20

Finding the Fourth Proportional to 932,045,409,546.40, 1,286,036,121,010 and 520,450,558,316.20

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Solution

The fourth proportional to 932,045,409,546.40, 1,286,036,121,010 and 520,450,558,316.20 is: 718,117,604,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,045,409,546.40 : 1,286,036,121,010 = 520,450,558,316.20 : x
  2. Step 2: Convert to fraction form
    932,045,409,546.40/1,286,036,121,010 = 520,450,558,316.20/x
  3. Step 3: Cross multiply
    932,045,409,546.40x = 1,286,036,121,010 × 520,450,558,316.20
  4. Step 4: Simplify right side
    932,045,409,546.40x = 669,318,217,194,454,600,646,656
  5. Step 5: Solve for x
    x = 669,318,217,194,454,600,646,656/932,045,409,546.40
  6. Step 6: Final answer
    x = 718,117,604,935.36

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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.