Home / 749,261,975.02-1,123,505,710.44-328,911,302.14

Finding the Fourth Proportional to 749,261,975.02, 1,123,505,710.44 and 328,911,302.14

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Solution

The fourth proportional to 749,261,975.02, 1,123,505,710.44 and 328,911,302.14 is: 493,196,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,261,975.02 : 1,123,505,710.44 = 328,911,302.14 : x
  2. Step 2: Convert to fraction form
    749,261,975.02/1,123,505,710.44 = 328,911,302.14/x
  3. Step 3: Cross multiply
    749,261,975.02x = 1,123,505,710.44 × 328,911,302.14
  4. Step 4: Simplify right side
    749,261,975.02x = 369,533,726,178,487,488
  5. Step 5: Solve for x
    x = 369,533,726,178,487,488/749,261,975.02
  6. Step 6: Final answer
    x = 493,196,957.14

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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.