Home / 497,664,428.70-746,496,643.05-152,615,315.10

Finding the Fourth Proportional to 497,664,428.70, 746,496,643.05 and 152,615,315.10

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Solution

The fourth proportional to 497,664,428.70, 746,496,643.05 and 152,615,315.10 is: 228,922,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,428.70 : 746,496,643.05 = 152,615,315.10 : x
  2. Step 2: Convert to fraction form
    497,664,428.70/746,496,643.05 = 152,615,315.10/x
  3. Step 3: Cross multiply
    497,664,428.70x = 746,496,643.05 × 152,615,315.10
  4. Step 4: Simplify right side
    497,664,428.70x = 113,926,820,400,167,968
  5. Step 5: Solve for x
    x = 113,926,820,400,167,968/497,664,428.70
  6. Step 6: Final answer
    x = 228,922,972.65

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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.