Home / 354,493,047.80-532,287,002.10-193,249,911.80

Finding the Fourth Proportional to 354,493,047.80, 532,287,002.10 and 193,249,911.80

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Solution

The fourth proportional to 354,493,047.80, 532,287,002.10 and 193,249,911.80 is: 290,173,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,493,047.80 : 532,287,002.10 = 193,249,911.80 : x
  2. Step 2: Convert to fraction form
    354,493,047.80/532,287,002.10 = 193,249,911.80/x
  3. Step 3: Cross multiply
    354,493,047.80x = 532,287,002.10 × 193,249,911.80
  4. Step 4: Simplify right side
    354,493,047.80x = 102,864,416,208,111,424
  5. Step 5: Solve for x
    x = 102,864,416,208,111,424/354,493,047.80
  6. Step 6: Final answer
    x = 290,173,296.34

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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.