Home / 283,320,556.94-424,658,461.35-172,411,612.67

Finding the Fourth Proportional to 283,320,556.94, 424,658,461.35 and 172,411,612.67

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Solution

The fourth proportional to 283,320,556.94, 424,658,461.35 and 172,411,612.67 is: 258,421,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,320,556.94 : 424,658,461.35 = 172,411,612.67 : x
  2. Step 2: Convert to fraction form
    283,320,556.94/424,658,461.35 = 172,411,612.67/x
  3. Step 3: Cross multiply
    283,320,556.94x = 424,658,461.35 × 172,411,612.67
  4. Step 4: Simplify right side
    283,320,556.94x = 73,216,050,155,314,368
  5. Step 5: Solve for x
    x = 73,216,050,155,314,368/283,320,556.94
  6. Step 6: Final answer
    x = 258,421,241.81

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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.