Home / 152,090,184.96-209,884,511.19-82,475,547.39

Finding the Fourth Proportional to 152,090,184.96, 209,884,511.19 and 82,475,547.39

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Solution

The fourth proportional to 152,090,184.96, 209,884,511.19 and 82,475,547.39 is: 113,816,285.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,090,184.96 : 209,884,511.19 = 82,475,547.39 : x
  2. Step 2: Convert to fraction form
    152,090,184.96/209,884,511.19 = 82,475,547.39/x
  3. Step 3: Cross multiply
    152,090,184.96x = 209,884,511.19 × 82,475,547.39
  4. Step 4: Simplify right side
    152,090,184.96x = 17,310,339,949,077,830
  5. Step 5: Solve for x
    x = 17,310,339,949,077,830/152,090,184.96
  6. Step 6: Final answer
    x = 113,816,285.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.