Home / 3,221,209,470.67-4,445,199,395.64-1,864,900,569.22

Finding the Fourth Proportional to 3,221,209,470.67, 4,445,199,395.64 and 1,864,900,569.22

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Solution

The fourth proportional to 3,221,209,470.67, 4,445,199,395.64 and 1,864,900,569.22 is: 2,573,522,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,209,470.67 : 4,445,199,395.64 = 1,864,900,569.22 : x
  2. Step 2: Convert to fraction form
    3,221,209,470.67/4,445,199,395.64 = 1,864,900,569.22/x
  3. Step 3: Cross multiply
    3,221,209,470.67x = 4,445,199,395.64 × 1,864,900,569.22
  4. Step 4: Simplify right side
    3,221,209,470.67x = 8,289,854,883,225,437,184
  5. Step 5: Solve for x
    x = 8,289,854,883,225,437,184/3,221,209,470.67
  6. Step 6: Final answer
    x = 2,573,522,448.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.