Home / 1,069,529,699.20-1,604,294,548.80-488,398,965.70

Finding the Fourth Proportional to 1,069,529,699.20, 1,604,294,548.80 and 488,398,965.70

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Solution

The fourth proportional to 1,069,529,699.20, 1,604,294,548.80 and 488,398,965.70 is: 732,598,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,529,699.20 : 1,604,294,548.80 = 488,398,965.70 : x
  2. Step 2: Convert to fraction form
    1,069,529,699.20/1,604,294,548.80 = 488,398,965.70/x
  3. Step 3: Cross multiply
    1,069,529,699.20x = 1,604,294,548.80 × 488,398,965.70
  4. Step 4: Simplify right side
    1,069,529,699.20x = 783,535,798,312,068,096
  5. Step 5: Solve for x
    x = 783,535,798,312,068,096/1,069,529,699.20
  6. Step 6: Final answer
    x = 732,598,448.55

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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.