Home / 880,268,533.10-1,320,402,799.65-472,121,845.10

Finding the Fourth Proportional to 880,268,533.10, 1,320,402,799.65 and 472,121,845.10

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Solution

The fourth proportional to 880,268,533.10, 1,320,402,799.65 and 472,121,845.10 is: 708,182,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,268,533.10 : 1,320,402,799.65 = 472,121,845.10 : x
  2. Step 2: Convert to fraction form
    880,268,533.10/1,320,402,799.65 = 472,121,845.10/x
  3. Step 3: Cross multiply
    880,268,533.10x = 1,320,402,799.65 × 472,121,845.10
  4. Step 4: Simplify right side
    880,268,533.10x = 623,391,006,045,963,648
  5. Step 5: Solve for x
    x = 623,391,006,045,963,648/880,268,533.10
  6. Step 6: Final answer
    x = 708,182,767.65

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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.