Home / 948,552,613.29-1,423,315,320.62-457,684,510.05

Finding the Fourth Proportional to 948,552,613.29, 1,423,315,320.62 and 457,684,510.05

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Solution

The fourth proportional to 948,552,613.29, 1,423,315,320.62 and 457,684,510.05 is: 686,761,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,552,613.29 : 1,423,315,320.62 = 457,684,510.05 : x
  2. Step 2: Convert to fraction form
    948,552,613.29/1,423,315,320.62 = 457,684,510.05/x
  3. Step 3: Cross multiply
    948,552,613.29x = 1,423,315,320.62 × 457,684,510.05
  4. Step 4: Simplify right side
    948,552,613.29x = 651,429,375,162,334,976
  5. Step 5: Solve for x
    x = 651,429,375,162,334,976/948,552,613.29
  6. Step 6: Final answer
    x = 686,761,457.44

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1.5x scale

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.