Home / 502,903,478.28-693,413,024.04-344,210,045.16

Finding the Fourth Proportional to 502,903,478.28, 693,413,024.04 and 344,210,045.16

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Solution

The fourth proportional to 502,903,478.28, 693,413,024.04 and 344,210,045.16 is: 474,603,454.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,903,478.28 : 693,413,024.04 = 344,210,045.16 : x
  2. Step 2: Convert to fraction form
    502,903,478.28/693,413,024.04 = 344,210,045.16/x
  3. Step 3: Cross multiply
    502,903,478.28x = 693,413,024.04 × 344,210,045.16
  4. Step 4: Simplify right side
    502,903,478.28x = 238,679,728,319,340,576
  5. Step 5: Solve for x
    x = 238,679,728,319,340,576/502,903,478.28
  6. Step 6: Final answer
    x = 474,603,454.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.