Home / 710,464,071.27-1,065,769,200.77-268,179,294.45

Finding the Fourth Proportional to 710,464,071.27, 1,065,769,200.77 and 268,179,294.45

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Solution

The fourth proportional to 710,464,071.27, 1,065,769,200.77 and 268,179,294.45 is: 402,296,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,464,071.27 : 1,065,769,200.77 = 268,179,294.45 : x
  2. Step 2: Convert to fraction form
    710,464,071.27/1,065,769,200.77 = 268,179,294.45/x
  3. Step 3: Cross multiply
    710,464,071.27x = 1,065,769,200.77 × 268,179,294.45
  4. Step 4: Simplify right side
    710,464,071.27x = 285,817,232,307,698,080
  5. Step 5: Solve for x
    x = 285,817,232,307,698,080/710,464,071.27
  6. Step 6: Final answer
    x = 402,296,532.46

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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.