Home / 249,535,880.70-374,328,833.85-85,752,066.30

Finding the Fourth Proportional to 249,535,880.70, 374,328,833.85 and 85,752,066.30

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Solution

The fourth proportional to 249,535,880.70, 374,328,833.85 and 85,752,066.30 is: 128,636,695.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,535,880.70 : 374,328,833.85 = 85,752,066.30 : x
  2. Step 2: Convert to fraction form
    249,535,880.70/374,328,833.85 = 85,752,066.30/x
  3. Step 3: Cross multiply
    249,535,880.70x = 374,328,833.85 × 85,752,066.30
  4. Step 4: Simplify right side
    249,535,880.70x = 32,099,470,978,306,884
  5. Step 5: Solve for x
    x = 32,099,470,978,306,884/249,535,880.70
  6. Step 6: Final answer
    x = 128,636,695.00

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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.