Home / 1,115,537,493.69-1,673,510,543.19-460,130,988.15

Finding the Fourth Proportional to 1,115,537,493.69, 1,673,510,543.19 and 460,130,988.15

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Solution

The fourth proportional to 1,115,537,493.69, 1,673,510,543.19 and 460,130,988.15 is: 690,280,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,537,493.69 : 1,673,510,543.19 = 460,130,988.15 : x
  2. Step 2: Convert to fraction form
    1,115,537,493.69/1,673,510,543.19 = 460,130,988.15/x
  3. Step 3: Cross multiply
    1,115,537,493.69x = 1,673,510,543.19 × 460,130,988.15
  4. Step 4: Simplify right side
    1,115,537,493.69x = 770,034,059,917,457,920
  5. Step 5: Solve for x
    x = 770,034,059,917,457,920/1,115,537,493.69
  6. Step 6: Final answer
    x = 690,280,751.90

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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.