Home / 476,928,001.60-715,392,002.40-346,925,723.20

Finding the Fourth Proportional to 476,928,001.60, 715,392,002.40 and 346,925,723.20

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Solution

The fourth proportional to 476,928,001.60, 715,392,002.40 and 346,925,723.20 is: 520,388,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,001.60 : 715,392,002.40 = 346,925,723.20 : x
  2. Step 2: Convert to fraction form
    476,928,001.60/715,392,002.40 = 346,925,723.20/x
  3. Step 3: Cross multiply
    476,928,001.60x = 715,392,002.40 × 346,925,723.20
  4. Step 4: Simplify right side
    476,928,001.60x = 248,187,887,804,116,128
  5. Step 5: Solve for x
    x = 248,187,887,804,116,128/476,928,001.60
  6. Step 6: Final answer
    x = 520,388,584.80

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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.