Home / 212,799,367,792.39-293,662,937,828.92-120,119,730,237.90

Finding the Fourth Proportional to 212,799,367,792.39, 293,662,937,828.92 and 120,119,730,237.90

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Solution

The fourth proportional to 212,799,367,792.39, 293,662,937,828.92 and 120,119,730,237.90 is: 165,765,120,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,799,367,792.39 : 293,662,937,828.92 = 120,119,730,237.90 : x
  2. Step 2: Convert to fraction form
    212,799,367,792.39/293,662,937,828.92 = 120,119,730,237.90/x
  3. Step 3: Cross multiply
    212,799,367,792.39x = 293,662,937,828.92 × 120,119,730,237.90
  4. Step 4: Simplify right side
    212,799,367,792.39x = 35,274,712,872,879,063,564,288
  5. Step 5: Solve for x
    x = 35,274,712,872,879,063,564,288/212,799,367,792.39
  6. Step 6: Final answer
    x = 165,765,120,633.69

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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.