Home / 287,572,528.80-431,358,793.20-241,656,026.40

Finding the Fourth Proportional to 287,572,528.80, 431,358,793.20 and 241,656,026.40

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Solution

The fourth proportional to 287,572,528.80, 431,358,793.20 and 241,656,026.40 is: 362,484,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,572,528.80 : 431,358,793.20 = 241,656,026.40 : x
  2. Step 2: Convert to fraction form
    287,572,528.80/431,358,793.20 = 241,656,026.40/x
  3. Step 3: Cross multiply
    287,572,528.80x = 431,358,793.20 × 241,656,026.40
  4. Step 4: Simplify right side
    287,572,528.80x = 104,240,451,917,411,344
  5. Step 5: Solve for x
    x = 104,240,451,917,411,344/287,572,528.80
  6. Step 6: Final answer
    x = 362,484,039.60

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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.