Home / 375,015,857.76-517,701,322.08-249,776,474.40

Finding the Fourth Proportional to 375,015,857.76, 517,701,322.08 and 249,776,474.40

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Solution

The fourth proportional to 375,015,857.76, 517,701,322.08 and 249,776,474.40 is: 344,811,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,015,857.76 : 517,701,322.08 = 249,776,474.40 : x
  2. Step 2: Convert to fraction form
    375,015,857.76/517,701,322.08 = 249,776,474.40/x
  3. Step 3: Cross multiply
    375,015,857.76x = 517,701,322.08 × 249,776,474.40
  4. Step 4: Simplify right side
    375,015,857.76x = 129,309,611,021,361,280
  5. Step 5: Solve for x
    x = 129,309,611,021,361,280/375,015,857.76
  6. Step 6: Final answer
    x = 344,811,048.24

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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.