Home / 1,116,921,666.02-1,541,333,094.39-615,177,173.57

Finding the Fourth Proportional to 1,116,921,666.02, 1,541,333,094.39 and 615,177,173.57

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Solution

The fourth proportional to 1,116,921,666.02, 1,541,333,094.39 and 615,177,173.57 is: 848,934,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,921,666.02 : 1,541,333,094.39 = 615,177,173.57 : x
  2. Step 2: Convert to fraction form
    1,116,921,666.02/1,541,333,094.39 = 615,177,173.57/x
  3. Step 3: Cross multiply
    1,116,921,666.02x = 1,541,333,094.39 × 615,177,173.57
  4. Step 4: Simplify right side
    1,116,921,666.02x = 948,192,936,529,035,648
  5. Step 5: Solve for x
    x = 948,192,936,529,035,648/1,116,921,666.02
  6. Step 6: Final answer
    x = 848,934,142.28

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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.