Home / 559,926,006.40-839,889,009.60-444,284,444.80

Finding the Fourth Proportional to 559,926,006.40, 839,889,009.60 and 444,284,444.80

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Solution

The fourth proportional to 559,926,006.40, 839,889,009.60 and 444,284,444.80 is: 666,426,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,926,006.40 : 839,889,009.60 = 444,284,444.80 : x
  2. Step 2: Convert to fraction form
    559,926,006.40/839,889,009.60 = 444,284,444.80/x
  3. Step 3: Cross multiply
    559,926,006.40x = 839,889,009.60 × 444,284,444.80
  4. Step 4: Simplify right side
    559,926,006.40x = 373,149,622,323,757,888
  5. Step 5: Solve for x
    x = 373,149,622,323,757,888/559,926,006.40
  6. Step 6: Final answer
    x = 666,426,667.20

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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.