Home / 1,022,584,289.67-1,533,941,005.65-432,264,449.19

Finding the Fourth Proportional to 1,022,584,289.67, 1,533,941,005.65 and 432,264,449.19

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Solution

The fourth proportional to 1,022,584,289.67, 1,533,941,005.65 and 432,264,449.19 is: 648,423,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,584,289.67 : 1,533,941,005.65 = 432,264,449.19 : x
  2. Step 2: Convert to fraction form
    1,022,584,289.67/1,533,941,005.65 = 432,264,449.19/x
  3. Step 3: Cross multiply
    1,022,584,289.67x = 1,533,941,005.65 × 432,264,449.19
  4. Step 4: Simplify right side
    1,022,584,289.67x = 663,068,163,897,251,968
  5. Step 5: Solve for x
    x = 663,068,163,897,251,968/1,022,584,289.67
  6. Step 6: Final answer
    x = 648,423,969.15

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Double scale
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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.