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Finding the Fourth Proportional to 567,751,720.60, 783,464,681.08 and 316,836,434.08

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Solution

The fourth proportional to 567,751,720.60, 783,464,681.08 and 316,836,434.08 is: 437,216,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,751,720.60 : 783,464,681.08 = 316,836,434.08 : x
  2. Step 2: Convert to fraction form
    567,751,720.60/783,464,681.08 = 316,836,434.08/x
  3. Step 3: Cross multiply
    567,751,720.60x = 783,464,681.08 × 316,836,434.08
  4. Step 4: Simplify right side
    567,751,720.60x = 248,230,155,781,011,648
  5. Step 5: Solve for x
    x = 248,230,155,781,011,648/567,751,720.60
  6. Step 6: Final answer
    x = 437,216,034.36

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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.