Home / 627,495,633.59-941,358,349.89-258,829,467.84

Finding the Fourth Proportional to 627,495,633.59, 941,358,349.89 and 258,829,467.84

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Solution

The fourth proportional to 627,495,633.59, 941,358,349.89 and 258,829,467.84 is: 388,291,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,495,633.59 : 941,358,349.89 = 258,829,467.84 : x
  2. Step 2: Convert to fraction form
    627,495,633.59/941,358,349.89 = 258,829,467.84/x
  3. Step 3: Cross multiply
    627,495,633.59x = 941,358,349.89 × 258,829,467.84
  4. Step 4: Simplify right side
    627,495,633.59x = 243,651,280,748,769,216
  5. Step 5: Solve for x
    x = 243,651,280,748,769,216/627,495,633.59
  6. Step 6: Final answer
    x = 388,291,595.52

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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.