Home / 986,003,241.40-1,479,004,862.10-249,071,721.40

Finding the Fourth Proportional to 986,003,241.40, 1,479,004,862.10 and 249,071,721.40

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Solution

The fourth proportional to 986,003,241.40, 1,479,004,862.10 and 249,071,721.40 is: 373,607,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,003,241.40 : 1,479,004,862.10 = 249,071,721.40 : x
  2. Step 2: Convert to fraction form
    986,003,241.40/1,479,004,862.10 = 249,071,721.40/x
  3. Step 3: Cross multiply
    986,003,241.40x = 1,479,004,862.10 × 249,071,721.40
  4. Step 4: Simplify right side
    986,003,241.40x = 368,378,286,962,216,576
  5. Step 5: Solve for x
    x = 368,378,286,962,216,576/986,003,241.40
  6. Step 6: Final answer
    x = 373,607,582.10

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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.