Home / 355,920,766.68-533,686,526.44-282,615,436.20

Finding the Fourth Proportional to 355,920,766.68, 533,686,526.44 and 282,615,436.20

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Solution

The fourth proportional to 355,920,766.68, 533,686,526.44 and 282,615,436.20 is: 423,768,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,920,766.68 : 533,686,526.44 = 282,615,436.20 : x
  2. Step 2: Convert to fraction form
    355,920,766.68/533,686,526.44 = 282,615,436.20/x
  3. Step 3: Cross multiply
    355,920,766.68x = 533,686,526.44 × 282,615,436.20
  4. Step 4: Simplify right side
    355,920,766.68x = 150,828,050,463,903,424
  5. Step 5: Solve for x
    x = 150,828,050,463,903,424/355,920,766.68
  6. Step 6: Final answer
    x = 423,768,615.33

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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.