Home / 1,303,350,144.95-1,798,684,690.70-738,845,967.55

Finding the Fourth Proportional to 1,303,350,144.95, 1,798,684,690.70 and 738,845,967.55

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Solution

The fourth proportional to 1,303,350,144.95, 1,798,684,690.70 and 738,845,967.55 is: 1,019,642,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,350,144.95 : 1,798,684,690.70 = 738,845,967.55 : x
  2. Step 2: Convert to fraction form
    1,303,350,144.95/1,798,684,690.70 = 738,845,967.55/x
  3. Step 3: Cross multiply
    1,303,350,144.95x = 1,798,684,690.70 × 738,845,967.55
  4. Step 4: Simplify right side
    1,303,350,144.95x = 1,328,950,930,604,926,208
  5. Step 5: Solve for x
    x = 1,328,950,930,604,926,208/1,303,350,144.95
  6. Step 6: Final answer
    x = 1,019,642,293.17

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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.