Home / 249,264,666.54-343,967,226.06-137,754,172.98

Finding the Fourth Proportional to 249,264,666.54, 343,967,226.06 and 137,754,172.98

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Solution

The fourth proportional to 249,264,666.54, 343,967,226.06 and 137,754,172.98 is: 190,090,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,264,666.54 : 343,967,226.06 = 137,754,172.98 : x
  2. Step 2: Convert to fraction form
    249,264,666.54/343,967,226.06 = 137,754,172.98/x
  3. Step 3: Cross multiply
    249,264,666.54x = 343,967,226.06 × 137,754,172.98
  4. Step 4: Simplify right side
    249,264,666.54x = 47,382,920,758,120,000
  5. Step 5: Solve for x
    x = 47,382,920,758,120,000/249,264,666.54
  6. Step 6: Final answer
    x = 190,090,803.55

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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.