Home / 496,686,743.40-745,030,115.10-237,768,688.20

Finding the Fourth Proportional to 496,686,743.40, 745,030,115.10 and 237,768,688.20

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Solution

The fourth proportional to 496,686,743.40, 745,030,115.10 and 237,768,688.20 is: 356,653,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,686,743.40 : 745,030,115.10 = 237,768,688.20 : x
  2. Step 2: Convert to fraction form
    496,686,743.40/745,030,115.10 = 237,768,688.20/x
  3. Step 3: Cross multiply
    496,686,743.40x = 745,030,115.10 × 237,768,688.20
  4. Step 4: Simplify right side
    496,686,743.40x = 177,144,833,136,822,016
  5. Step 5: Solve for x
    x = 177,144,833,136,822,016/496,686,743.40
  6. Step 6: Final answer
    x = 356,653,032.30

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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.