Home / 1,031,238,916.07-1,423,144,078.88-579,196,543.91

Finding the Fourth Proportional to 1,031,238,916.07, 1,423,144,078.88 and 579,196,543.91

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Solution

The fourth proportional to 1,031,238,916.07, 1,423,144,078.88 and 579,196,543.91 is: 799,310,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,238,916.07 : 1,423,144,078.88 = 579,196,543.91 : x
  2. Step 2: Convert to fraction form
    1,031,238,916.07/1,423,144,078.88 = 579,196,543.91/x
  3. Step 3: Cross multiply
    1,031,238,916.07x = 1,423,144,078.88 × 579,196,543.91
  4. Step 4: Simplify right side
    1,031,238,916.07x = 824,280,131,970,380,416
  5. Step 5: Solve for x
    x = 824,280,131,970,380,416/1,031,238,916.07
  6. Step 6: Final answer
    x = 799,310,537.19

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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.