Home / 1,108,696,050.79-1,529,895,890.78-662,570,596.39

Finding the Fourth Proportional to 1,108,696,050.79, 1,529,895,890.78 and 662,570,596.39

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Solution

The fourth proportional to 1,108,696,050.79, 1,529,895,890.78 and 662,570,596.39 is: 914,284,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,696,050.79 : 1,529,895,890.78 = 662,570,596.39 : x
  2. Step 2: Convert to fraction form
    1,108,696,050.79/1,529,895,890.78 = 662,570,596.39/x
  3. Step 3: Cross multiply
    1,108,696,050.79x = 1,529,895,890.78 × 662,570,596.39
  4. Step 4: Simplify right side
    1,108,696,050.79x = 1,013,664,032,765,402,112
  5. Step 5: Solve for x
    x = 1,013,664,032,765,402,112/1,108,696,050.79
  6. Step 6: Final answer
    x = 914,284,877.31

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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.