Home / 5,613,506,658.77-8,428,537,404.69-3,131,217,492.30

Finding the Fourth Proportional to 5,613,506,658.77, 8,428,537,404.69 and 3,131,217,492.30

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Solution

The fourth proportional to 5,613,506,658.77, 8,428,537,404.69 and 3,131,217,492.30 is: 4,701,443,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,506,658.77 : 8,428,537,404.69 = 3,131,217,492.30 : x
  2. Step 2: Convert to fraction form
    5,613,506,658.77/8,428,537,404.69 = 3,131,217,492.30/x
  3. Step 3: Cross multiply
    5,613,506,658.77x = 8,428,537,404.69 × 3,131,217,492.30
  4. Step 4: Simplify right side
    5,613,506,658.77x = 26,391,583,756,070,170,624
  5. Step 5: Solve for x
    x = 26,391,583,756,070,170,624/5,613,506,658.77
  6. Step 6: Final answer
    x = 4,701,443,386.53

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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.