Home / 517,435,146,683.10-775,458,938,355.10-402,707,351,036.65

Finding the Fourth Proportional to 517,435,146,683.10, 775,458,938,355.10 and 402,707,351,036.65

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Solution

The fourth proportional to 517,435,146,683.10, 775,458,938,355.10 and 402,707,351,036.65 is: 603,521,072,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,435,146,683.10 : 775,458,938,355.10 = 402,707,351,036.65 : x
  2. Step 2: Convert to fraction form
    517,435,146,683.10/775,458,938,355.10 = 402,707,351,036.65/x
  3. Step 3: Cross multiply
    517,435,146,683.10x = 775,458,938,355.10 × 402,707,351,036.65
  4. Step 4: Simplify right side
    517,435,146,683.10x = 312,283,014,902,675,199,229,952
  5. Step 5: Solve for x
    x = 312,283,014,902,675,199,229,952/517,435,146,683.10
  6. Step 6: Final answer
    x = 603,521,072,939.27

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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.