Home / 346,999,521.58-520,480,123.48-253,722,080.00

Finding the Fourth Proportional to 346,999,521.58, 520,480,123.48 and 253,722,080.00

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Solution

The fourth proportional to 346,999,521.58, 520,480,123.48 and 253,722,080.00 is: 380,569,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,999,521.58 : 520,480,123.48 = 253,722,080.00 : x
  2. Step 2: Convert to fraction form
    346,999,521.58/520,480,123.48 = 253,722,080.00/x
  3. Step 3: Cross multiply
    346,999,521.58x = 520,480,123.48 × 253,722,080.00
  4. Step 4: Simplify right side
    346,999,521.58x = 132,057,299,528,669,344
  5. Step 5: Solve for x
    x = 132,057,299,528,669,344/346,999,521.58
  6. Step 6: Final answer
    x = 380,569,111.24

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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.