Home / 790,161,280.92-1,090,489,529.28-437,847,784.44

Finding the Fourth Proportional to 790,161,280.92, 1,090,489,529.28 and 437,847,784.44

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Solution

The fourth proportional to 790,161,280.92, 1,090,489,529.28 and 437,847,784.44 is: 604,267,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,161,280.92 : 1,090,489,529.28 = 437,847,784.44 : x
  2. Step 2: Convert to fraction form
    790,161,280.92/1,090,489,529.28 = 437,847,784.44/x
  3. Step 3: Cross multiply
    790,161,280.92x = 1,090,489,529.28 × 437,847,784.44
  4. Step 4: Simplify right side
    790,161,280.92x = 477,468,424,350,266,496
  5. Step 5: Solve for x
    x = 477,468,424,350,266,496/790,161,280.92
  6. Step 6: Final answer
    x = 604,267,047.60

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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.