Home / 1,132,229,269.53-1,562,473,192.91-637,191,978.57

Finding the Fourth Proportional to 1,132,229,269.53, 1,562,473,192.91 and 637,191,978.57

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Solution

The fourth proportional to 1,132,229,269.53, 1,562,473,192.91 and 637,191,978.57 is: 879,323,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,229,269.53 : 1,562,473,192.91 = 637,191,978.57 : x
  2. Step 2: Convert to fraction form
    1,132,229,269.53/1,562,473,192.91 = 637,191,978.57/x
  3. Step 3: Cross multiply
    1,132,229,269.53x = 1,562,473,192.91 × 637,191,978.57
  4. Step 4: Simplify right side
    1,132,229,269.53x = 995,595,385,249,722,240
  5. Step 5: Solve for x
    x = 995,595,385,249,722,240/1,132,229,269.53
  6. Step 6: Final answer
    x = 879,323,130.08

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Double scale
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1.5x scale

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.