Home / 606,249,512.57-909,368,206.50-191,726,404.64

Finding the Fourth Proportional to 606,249,512.57, 909,368,206.50 and 191,726,404.64

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Solution

The fourth proportional to 606,249,512.57, 909,368,206.50 and 191,726,404.64 is: 287,587,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,249,512.57 : 909,368,206.50 = 191,726,404.64 : x
  2. Step 2: Convert to fraction form
    606,249,512.57/909,368,206.50 = 191,726,404.64/x
  3. Step 3: Cross multiply
    606,249,512.57x = 909,368,206.50 × 191,726,404.64
  4. Step 4: Simplify right side
    606,249,512.57x = 174,349,896,726,170,080
  5. Step 5: Solve for x
    x = 174,349,896,726,170,080/606,249,512.57
  6. Step 6: Final answer
    x = 287,587,689.74

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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.