Home / 537,804,987.20-806,707,480.80-525,861,051.20

Finding the Fourth Proportional to 537,804,987.20, 806,707,480.80 and 525,861,051.20

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Solution

The fourth proportional to 537,804,987.20, 806,707,480.80 and 525,861,051.20 is: 788,791,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804,987.20 : 806,707,480.80 = 525,861,051.20 : x
  2. Step 2: Convert to fraction form
    537,804,987.20/806,707,480.80 = 525,861,051.20/x
  3. Step 3: Cross multiply
    537,804,987.20x = 806,707,480.80 × 525,861,051.20
  4. Step 4: Simplify right side
    537,804,987.20x = 424,216,043,864,391,808
  5. Step 5: Solve for x
    x = 424,216,043,864,391,808/537,804,987.20
  6. Step 6: Final answer
    x = 788,791,576.80

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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.