Home / 1,078,679,280.96-1,618,066,013.02-341,803,489.37

Finding the Fourth Proportional to 1,078,679,280.96, 1,618,066,013.02 and 341,803,489.37

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Solution

The fourth proportional to 1,078,679,280.96, 1,618,066,013.02 and 341,803,489.37 is: 512,720,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,679,280.96 : 1,618,066,013.02 = 341,803,489.37 : x
  2. Step 2: Convert to fraction form
    1,078,679,280.96/1,618,066,013.02 = 341,803,489.37/x
  3. Step 3: Cross multiply
    1,078,679,280.96x = 1,618,066,013.02 × 341,803,489.37
  4. Step 4: Simplify right side
    1,078,679,280.96x = 553,060,609,272,294,976
  5. Step 5: Solve for x
    x = 553,060,609,272,294,976/1,078,679,280.96
  6. Step 6: Final answer
    x = 512,720,156.06

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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.