Home / 537,088,022.80-805,963,810.20-213,938,198.80

Finding the Fourth Proportional to 537,088,022.80, 805,963,810.20 and 213,938,198.80

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Solution

The fourth proportional to 537,088,022.80, 805,963,810.20 and 213,938,198.80 is: 321,039,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,088,022.80 : 805,963,810.20 = 213,938,198.80 : x
  2. Step 2: Convert to fraction form
    537,088,022.80/805,963,810.20 = 213,938,198.80/x
  3. Step 3: Cross multiply
    537,088,022.80x = 805,963,810.20 × 213,938,198.80
  4. Step 4: Simplify right side
    537,088,022.80x = 172,426,445,852,173,088
  5. Step 5: Solve for x
    x = 172,426,445,852,173,088/537,088,022.80
  6. Step 6: Final answer
    x = 321,039,454.49

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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.