Home / 514,991,185.08-710,666,202.02-291,987,868.92

Finding the Fourth Proportional to 514,991,185.08, 710,666,202.02 and 291,987,868.92

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Solution

The fourth proportional to 514,991,185.08, 710,666,202.02 and 291,987,868.92 is: 402,930,993.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,991,185.08 : 710,666,202.02 = 291,987,868.92 : x
  2. Step 2: Convert to fraction form
    514,991,185.08/710,666,202.02 = 291,987,868.92/x
  3. Step 3: Cross multiply
    514,991,185.08x = 710,666,202.02 × 291,987,868.92
  4. Step 4: Simplify right side
    514,991,185.08x = 207,505,909,841,290,016
  5. Step 5: Solve for x
    x = 207,505,909,841,290,016/514,991,185.08
  6. Step 6: Final answer
    x = 402,930,993.49

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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.