Home / 2,950,406,962.11-4,071,793,705.71-1,680,301,649.21

Finding the Fourth Proportional to 2,950,406,962.11, 4,071,793,705.71 and 1,680,301,649.21

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Solution

The fourth proportional to 2,950,406,962.11, 4,071,793,705.71 and 1,680,301,649.21 is: 2,318,948,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,406,962.11 : 4,071,793,705.71 = 1,680,301,649.21 : x
  2. Step 2: Convert to fraction form
    2,950,406,962.11/4,071,793,705.71 = 1,680,301,649.21/x
  3. Step 3: Cross multiply
    2,950,406,962.11x = 4,071,793,705.71 × 1,680,301,649.21
  4. Step 4: Simplify right side
    2,950,406,962.11x = 6,841,841,678,920,834,048
  5. Step 5: Solve for x
    x = 6,841,841,678,920,834,048/2,950,406,962.11
  6. Step 6: Final answer
    x = 2,318,948,459.24

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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.