Home / 454,037,748.67-626,572,089.47-245,193,872.87

Finding the Fourth Proportional to 454,037,748.67, 626,572,089.47 and 245,193,872.87

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Solution

The fourth proportional to 454,037,748.67, 626,572,089.47 and 245,193,872.87 is: 338,367,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,037,748.67 : 626,572,089.47 = 245,193,872.87 : x
  2. Step 2: Convert to fraction form
    454,037,748.67/626,572,089.47 = 245,193,872.87/x
  3. Step 3: Cross multiply
    454,037,748.67x = 626,572,089.47 × 245,193,872.87
  4. Step 4: Simplify right side
    454,037,748.67x = 153,631,637,249,397,440
  5. Step 5: Solve for x
    x = 153,631,637,249,397,440/454,037,748.67
  6. Step 6: Final answer
    x = 338,367,542.57

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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.