Home / 1,031,238,915.57-1,423,144,078.19-579,196,543.41

Finding the Fourth Proportional to 1,031,238,915.57, 1,423,144,078.19 and 579,196,543.41

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Solution

The fourth proportional to 1,031,238,915.57, 1,423,144,078.19 and 579,196,543.41 is: 799,310,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,238,915.57 : 1,423,144,078.19 = 579,196,543.41 : x
  2. Step 2: Convert to fraction form
    1,031,238,915.57/1,423,144,078.19 = 579,196,543.41/x
  3. Step 3: Cross multiply
    1,031,238,915.57x = 1,423,144,078.19 × 579,196,543.41
  4. Step 4: Simplify right side
    1,031,238,915.57x = 824,280,130,859,162,752
  5. Step 5: Solve for x
    x = 824,280,130,859,162,752/1,031,238,915.57
  6. Step 6: Final answer
    x = 799,310,536.50

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Double scale
Find fourth proportional to 1,031,238,916.57, 1,423,144,079.57 and 579,196,544.41
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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.