Home / 201,051,990.02-277,435,396.41-112,941,200.90

Finding the Fourth Proportional to 201,051,990.02, 277,435,396.41 and 112,941,200.90

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Solution

The fourth proportional to 201,051,990.02, 277,435,396.41 and 112,941,200.90 is: 155,849,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,051,990.02 : 277,435,396.41 = 112,941,200.90 : x
  2. Step 2: Convert to fraction form
    201,051,990.02/277,435,396.41 = 112,941,200.90/x
  3. Step 3: Cross multiply
    201,051,990.02x = 277,435,396.41 × 112,941,200.90
  4. Step 4: Simplify right side
    201,051,990.02x = 31,333,886,842,712,952
  5. Step 5: Solve for x
    x = 31,333,886,842,712,952/201,051,990.02
  6. Step 6: Final answer
    x = 155,849,672.71

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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.