Home / 1,340,898,060.47-1,850,424,638.45-738,055,794.42

Finding the Fourth Proportional to 1,340,898,060.47, 1,850,424,638.45 and 738,055,794.42

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Solution

The fourth proportional to 1,340,898,060.47, 1,850,424,638.45 and 738,055,794.42 is: 1,018,508,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,898,060.47 : 1,850,424,638.45 = 738,055,794.42 : x
  2. Step 2: Convert to fraction form
    1,340,898,060.47/1,850,424,638.45 = 738,055,794.42/x
  3. Step 3: Cross multiply
    1,340,898,060.47x = 1,850,424,638.45 × 738,055,794.42
  4. Step 4: Simplify right side
    1,340,898,060.47x = 1,365,716,626,541,865,728
  5. Step 5: Solve for x
    x = 1,365,716,626,541,865,728/1,340,898,060.47
  6. Step 6: Final answer
    x = 1,018,508,913.40

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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.