Home / 249,696,002.40-374,544,003.60-209,385,218.40

Finding the Fourth Proportional to 249,696,002.40, 374,544,003.60 and 209,385,218.40

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Solution

The fourth proportional to 249,696,002.40, 374,544,003.60 and 209,385,218.40 is: 314,077,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,696,002.40 : 374,544,003.60 = 209,385,218.40 : x
  2. Step 2: Convert to fraction form
    249,696,002.40/374,544,003.60 = 209,385,218.40/x
  3. Step 3: Cross multiply
    249,696,002.40x = 374,544,003.60 × 209,385,218.40
  4. Step 4: Simplify right side
    249,696,002.40x = 78,423,977,994,196,400
  5. Step 5: Solve for x
    x = 78,423,977,994,196,400/249,696,002.40
  6. Step 6: Final answer
    x = 314,077,827.60

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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.