Home / 202,454,153.32-279,387,001.02-109,634,821.24

Finding the Fourth Proportional to 202,454,153.32, 279,387,001.02 and 109,634,821.24

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Solution

The fourth proportional to 202,454,153.32, 279,387,001.02 and 109,634,821.24 is: 151,296,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,454,153.32 : 279,387,001.02 = 109,634,821.24 : x
  2. Step 2: Convert to fraction form
    202,454,153.32/279,387,001.02 = 109,634,821.24/x
  3. Step 3: Cross multiply
    202,454,153.32x = 279,387,001.02 × 109,634,821.24
  4. Step 4: Simplify right side
    202,454,153.32x = 30,630,543,913,607,396
  5. Step 5: Solve for x
    x = 30,630,543,913,607,396/202,454,153.32
  6. Step 6: Final answer
    x = 151,296,199.22

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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.