Home / 1,303,350,151.98-1,798,684,700.34-738,845,974.56

Finding the Fourth Proportional to 1,303,350,151.98, 1,798,684,700.34 and 738,845,974.56

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Solution

The fourth proportional to 1,303,350,151.98, 1,798,684,700.34 and 738,845,974.56 is: 1,019,642,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,350,151.98 : 1,798,684,700.34 = 738,845,974.56 : x
  2. Step 2: Convert to fraction form
    1,303,350,151.98/1,798,684,700.34 = 738,845,974.56/x
  3. Step 3: Cross multiply
    1,303,350,151.98x = 1,798,684,700.34 × 738,845,974.56
  4. Step 4: Simplify right side
    1,303,350,151.98x = 1,328,950,950,348,868,608
  5. Step 5: Solve for x
    x = 1,328,950,950,348,868,608/1,303,350,151.98
  6. Step 6: Final answer
    x = 1,019,642,302.82

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Double scale
Find fourth proportional to 1,303,350,152.98, 1,798,684,701.72 and 738,845,975.56
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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.