Home / 1,210,771,243.80-1,670,864,301.14-653,854,241.66

Finding the Fourth Proportional to 1,210,771,243.80, 1,670,864,301.14 and 653,854,241.66

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Solution

The fourth proportional to 1,210,771,243.80, 1,670,864,301.14 and 653,854,241.66 is: 902,318,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,771,243.80 : 1,670,864,301.14 = 653,854,241.66 : x
  2. Step 2: Convert to fraction form
    1,210,771,243.80/1,670,864,301.14 = 653,854,241.66/x
  3. Step 3: Cross multiply
    1,210,771,243.80x = 1,670,864,301.14 × 653,854,241.66
  4. Step 4: Simplify right side
    1,210,771,243.80x = 1,092,501,710,527,036,928
  5. Step 5: Solve for x
    x = 1,092,501,710,527,036,928/1,210,771,243.80
  6. Step 6: Final answer
    x = 902,318,845.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.