Home / 339,693,032.16-468,773,928-193,015,316.16

Finding the Fourth Proportional to 339,693,032.16, 468,773,928 and 193,015,316.16

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Solution

The fourth proportional to 339,693,032.16, 468,773,928 and 193,015,316.16 is: 266,359,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,693,032.16 : 468,773,928 = 193,015,316.16 : x
  2. Step 2: Convert to fraction form
    339,693,032.16/468,773,928 = 193,015,316.16/x
  3. Step 3: Cross multiply
    339,693,032.16x = 468,773,928 × 193,015,316.16
  4. Step 4: Simplify right side
    339,693,032.16x = 90,480,547,920,485,072
  5. Step 5: Solve for x
    x = 90,480,547,920,485,072/339,693,032.16
  6. Step 6: Final answer
    x = 266,359,740.57

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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.