Home / 249,743,205.40-374,614,808.10-245,916,830.20

Finding the Fourth Proportional to 249,743,205.40, 374,614,808.10 and 245,916,830.20

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Solution

The fourth proportional to 249,743,205.40, 374,614,808.10 and 245,916,830.20 is: 368,875,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,743,205.40 : 374,614,808.10 = 245,916,830.20 : x
  2. Step 2: Convert to fraction form
    249,743,205.40/374,614,808.10 = 245,916,830.20/x
  3. Step 3: Cross multiply
    249,743,205.40x = 374,614,808.10 × 245,916,830.20
  4. Step 4: Simplify right side
    249,743,205.40x = 92,124,086,153,933,280
  5. Step 5: Solve for x
    x = 92,124,086,153,933,280/249,743,205.40
  6. Step 6: Final answer
    x = 368,875,245.30

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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.