Home / 589,945,123.80-884,917,685.70-371,841,737.40

Finding the Fourth Proportional to 589,945,123.80, 884,917,685.70 and 371,841,737.40

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Solution

The fourth proportional to 589,945,123.80, 884,917,685.70 and 371,841,737.40 is: 557,762,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,945,123.80 : 884,917,685.70 = 371,841,737.40 : x
  2. Step 2: Convert to fraction form
    589,945,123.80/884,917,685.70 = 371,841,737.40/x
  3. Step 3: Cross multiply
    589,945,123.80x = 884,917,685.70 × 371,841,737.40
  4. Step 4: Simplify right side
    589,945,123.80x = 329,049,329,706,675,136
  5. Step 5: Solve for x
    x = 329,049,329,706,675,136/589,945,123.80
  6. Step 6: Final answer
    x = 557,762,606.10

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Double scale
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Similar ratio
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1.5x scale

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.