Home / 506,912,000.80-760,368,001.20-404,875,328.80

Finding the Fourth Proportional to 506,912,000.80, 760,368,001.20 and 404,875,328.80

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Solution

The fourth proportional to 506,912,000.80, 760,368,001.20 and 404,875,328.80 is: 607,312,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,912,000.80 : 760,368,001.20 = 404,875,328.80 : x
  2. Step 2: Convert to fraction form
    506,912,000.80/760,368,001.20 = 404,875,328.80/x
  3. Step 3: Cross multiply
    506,912,000.80x = 760,368,001.20 × 404,875,328.80
  4. Step 4: Simplify right side
    506,912,000.80x = 307,854,244,494,848,832
  5. Step 5: Solve for x
    x = 307,854,244,494,848,832/506,912,000.80
  6. Step 6: Final answer
    x = 607,312,993.20

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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.