Home / 1,110,260,428.40-1,665,390,642.60-935,921,208.35

Finding the Fourth Proportional to 1,110,260,428.40, 1,665,390,642.60 and 935,921,208.35

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Solution

The fourth proportional to 1,110,260,428.40, 1,665,390,642.60 and 935,921,208.35 is: 1,403,881,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,260,428.40 : 1,665,390,642.60 = 935,921,208.35 : x
  2. Step 2: Convert to fraction form
    1,110,260,428.40/1,665,390,642.60 = 935,921,208.35/x
  3. Step 3: Cross multiply
    1,110,260,428.40x = 1,665,390,642.60 × 935,921,208.35
  4. Step 4: Simplify right side
    1,110,260,428.40x = 1,558,674,422,596,974,848
  5. Step 5: Solve for x
    x = 1,558,674,422,596,974,848/1,110,260,428.40
  6. Step 6: Final answer
    x = 1,403,881,812.53

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Double scale
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Similar ratio
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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.