Home / 132,866,511.90-199,299,767.85-98,429,135.10

Finding the Fourth Proportional to 132,866,511.90, 199,299,767.85 and 98,429,135.10

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Solution

The fourth proportional to 132,866,511.90, 199,299,767.85 and 98,429,135.10 is: 147,643,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,866,511.90 : 199,299,767.85 = 98,429,135.10 : x
  2. Step 2: Convert to fraction form
    132,866,511.90/199,299,767.85 = 98,429,135.10/x
  3. Step 3: Cross multiply
    132,866,511.90x = 199,299,767.85 × 98,429,135.10
  4. Step 4: Simplify right side
    132,866,511.90x = 19,616,903,775,106,284
  5. Step 5: Solve for x
    x = 19,616,903,775,106,284/132,866,511.90
  6. Step 6: Final answer
    x = 147,643,702.65

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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.