Home / 1,143,941,154.56-1,578,592,309.65-648,893,234.24

Finding the Fourth Proportional to 1,143,941,154.56, 1,578,592,309.65 and 648,893,234.24

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Solution

The fourth proportional to 1,143,941,154.56, 1,578,592,309.65 and 648,893,234.24 is: 895,446,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,941,154.56 : 1,578,592,309.65 = 648,893,234.24 : x
  2. Step 2: Convert to fraction form
    1,143,941,154.56/1,578,592,309.65 = 648,893,234.24/x
  3. Step 3: Cross multiply
    1,143,941,154.56x = 1,578,592,309.65 × 648,893,234.24
  4. Step 4: Simplify right side
    1,143,941,154.56x = 1,024,337,869,355,180,160
  5. Step 5: Solve for x
    x = 1,024,337,869,355,180,160/1,143,941,154.56
  6. Step 6: Final answer
    x = 895,446,295.70

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Half scale
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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.