Home / 1,066,457,859.70-1,599,686,789.55-549,897,207.70

Finding the Fourth Proportional to 1,066,457,859.70, 1,599,686,789.55 and 549,897,207.70

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Solution

The fourth proportional to 1,066,457,859.70, 1,599,686,789.55 and 549,897,207.70 is: 824,845,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,457,859.70 : 1,599,686,789.55 = 549,897,207.70 : x
  2. Step 2: Convert to fraction form
    1,066,457,859.70/1,599,686,789.55 = 549,897,207.70/x
  3. Step 3: Cross multiply
    1,066,457,859.70x = 1,599,686,789.55 × 549,897,207.70
  4. Step 4: Simplify right side
    1,066,457,859.70x = 879,663,298,768,122,624
  5. Step 5: Solve for x
    x = 879,663,298,768,122,624/1,066,457,859.70
  6. Step 6: Final answer
    x = 824,845,811.55

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Half scale
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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.