Home / 1,253,767,586.25-1,730,096,425.62-738,108,981.54

Finding the Fourth Proportional to 1,253,767,586.25, 1,730,096,425.62 and 738,108,981.54

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Solution

The fourth proportional to 1,253,767,586.25, 1,730,096,425.62 and 738,108,981.54 is: 1,018,529,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,767,586.25 : 1,730,096,425.62 = 738,108,981.54 : x
  2. Step 2: Convert to fraction form
    1,253,767,586.25/1,730,096,425.62 = 738,108,981.54/x
  3. Step 3: Cross multiply
    1,253,767,586.25x = 1,730,096,425.62 × 738,108,981.54
  4. Step 4: Simplify right side
    1,253,767,586.25x = 1,276,999,710,677,641,472
  5. Step 5: Solve for x
    x = 1,276,999,710,677,641,472/1,253,767,586.25
  6. Step 6: Final answer
    x = 1,018,529,849.29

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Double scale
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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.