Home / 288,456,621.77-433,117,171.76-249,714,572.87

Finding the Fourth Proportional to 288,456,621.77, 433,117,171.76 and 249,714,572.87

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Solution

The fourth proportional to 288,456,621.77, 433,117,171.76 and 249,714,572.87 is: 374,946,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,456,621.77 : 433,117,171.76 = 249,714,572.87 : x
  2. Step 2: Convert to fraction form
    288,456,621.77/433,117,171.76 = 249,714,572.87/x
  3. Step 3: Cross multiply
    288,456,621.77x = 433,117,171.76 × 249,714,572.87
  4. Step 4: Simplify right side
    288,456,621.77x = 108,155,669,545,296,672
  5. Step 5: Solve for x
    x = 108,155,669,545,296,672/288,456,621.77
  6. Step 6: Final answer
    x = 374,946,045.21

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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.