Home / 790,499,785.30-1,090,901,633.99-433,264,703.75

Finding the Fourth Proportional to 790,499,785.30, 1,090,901,633.99 and 433,264,703.75

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Solution

The fourth proportional to 790,499,785.30, 1,090,901,633.99 and 433,264,703.75 is: 597,911,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,499,785.30 : 1,090,901,633.99 = 433,264,703.75 : x
  2. Step 2: Convert to fraction form
    790,499,785.30/1,090,901,633.99 = 433,264,703.75/x
  3. Step 3: Cross multiply
    790,499,785.30x = 1,090,901,633.99 × 433,264,703.75
  4. Step 4: Simplify right side
    790,499,785.30x = 472,649,173,271,068,288
  5. Step 5: Solve for x
    x = 472,649,173,271,068,288/790,499,785.30
  6. Step 6: Final answer
    x = 597,911,830.04

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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.