Home / 920,021,849,190.24-1,380,060,888,241.30-315,638,576,803.66

Finding the Fourth Proportional to 920,021,849,190.24, 1,380,060,888,241.30 and 315,638,576,803.66

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Solution

The fourth proportional to 920,021,849,190.24, 1,380,060,888,241.30 and 315,638,576,803.66 is: 473,467,510,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,021,849,190.24 : 1,380,060,888,241.30 = 315,638,576,803.66 : x
  2. Step 2: Convert to fraction form
    920,021,849,190.24/1,380,060,888,241.30 = 315,638,576,803.66/x
  3. Step 3: Cross multiply
    920,021,849,190.24x = 1,380,060,888,241.30 × 315,638,576,803.66
  4. Step 4: Simplify right side
    920,021,849,190.24x = 435,600,454,666,878,762,090,496
  5. Step 5: Solve for x
    x = 435,600,454,666,878,762,090,496/920,021,849,190.24
  6. Step 6: Final answer
    x = 473,467,510,636.05

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.