Home / 559,192,000.10-838,788,000.15-314,303,987.30

Finding the Fourth Proportional to 559,192,000.10, 838,788,000.15 and 314,303,987.30

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Solution

The fourth proportional to 559,192,000.10, 838,788,000.15 and 314,303,987.30 is: 471,455,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,192,000.10 : 838,788,000.15 = 314,303,987.30 : x
  2. Step 2: Convert to fraction form
    559,192,000.10/838,788,000.15 = 314,303,987.30/x
  3. Step 3: Cross multiply
    559,192,000.10x = 838,788,000.15 × 314,303,987.30
  4. Step 4: Simplify right side
    559,192,000.10x = 263,634,412,946,538,016
  5. Step 5: Solve for x
    x = 263,634,412,946,538,016/559,192,000.10
  6. Step 6: Final answer
    x = 471,455,980.95

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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.