Home / 829,314,621.52-1,144,446,643.24-452,971,130.95

Finding the Fourth Proportional to 829,314,621.52, 1,144,446,643.24 and 452,971,130.95

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Solution

The fourth proportional to 829,314,621.52, 1,144,446,643.24 and 452,971,130.95 is: 625,096,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,314,621.52 : 1,144,446,643.24 = 452,971,130.95 : x
  2. Step 2: Convert to fraction form
    829,314,621.52/1,144,446,643.24 = 452,971,130.95/x
  3. Step 3: Cross multiply
    829,314,621.52x = 1,144,446,643.24 × 452,971,130.95
  4. Step 4: Simplify right side
    829,314,621.52x = 518,401,290,300,640,640
  5. Step 5: Solve for x
    x = 518,401,290,300,640,640/829,314,621.52
  6. Step 6: Final answer
    x = 625,096,045.40

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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.