Home / 403,730,880.57-557,252,278.15-262,952,907.01

Finding the Fourth Proportional to 403,730,880.57, 557,252,278.15 and 262,952,907.01

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Solution

The fourth proportional to 403,730,880.57, 557,252,278.15 and 262,952,907.01 is: 362,942,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,730,880.57 : 557,252,278.15 = 262,952,907.01 : x
  2. Step 2: Convert to fraction form
    403,730,880.57/557,252,278.15 = 262,952,907.01/x
  3. Step 3: Cross multiply
    403,730,880.57x = 557,252,278.15 × 262,952,907.01
  4. Step 4: Simplify right side
    403,730,880.57x = 146,531,106,473,386,560
  5. Step 5: Solve for x
    x = 146,531,106,473,386,560/403,730,880.57
  6. Step 6: Final answer
    x = 362,942,528.12

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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.