Home / 586,717,123.80-880,075,848.78-218,203,926.96

Finding the Fourth Proportional to 586,717,123.80, 880,075,848.78 and 218,203,926.96

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Solution

The fourth proportional to 586,717,123.80, 880,075,848.78 and 218,203,926.96 is: 327,305,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,717,123.80 : 880,075,848.78 = 218,203,926.96 : x
  2. Step 2: Convert to fraction form
    586,717,123.80/880,075,848.78 = 218,203,926.96/x
  3. Step 3: Cross multiply
    586,717,123.80x = 880,075,848.78 × 218,203,926.96
  4. Step 4: Simplify right side
    586,717,123.80x = 192,036,006,226,451,136
  5. Step 5: Solve for x
    x = 192,036,006,226,451,136/586,717,123.80
  6. Step 6: Final answer
    x = 327,305,951.09

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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.