Home / 3,428,010,903,792.40-4,730,655,819,407.20-1,886,508,287,197.80

Finding the Fourth Proportional to 3,428,010,903,792.40, 4,730,655,819,407.20 and 1,886,508,287,197.80

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Solution

The fourth proportional to 3,428,010,903,792.40, 4,730,655,819,407.20 and 1,886,508,287,197.80 is: 2,603,381,861,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,010,903,792.40 : 4,730,655,819,407.20 = 1,886,508,287,197.80 : x
  2. Step 2: Convert to fraction form
    3,428,010,903,792.40/4,730,655,819,407.20 = 1,886,508,287,197.80/x
  3. Step 3: Cross multiply
    3,428,010,903,792.40x = 4,730,655,819,407.20 × 1,886,508,287,197.80
  4. Step 4: Simplify right side
    3,428,010,903,792.40x = 8,924,421,407,192,182,329,180,160
  5. Step 5: Solve for x
    x = 8,924,421,407,192,182,329,180,160/3,428,010,903,792.40
  6. Step 6: Final answer
    x = 2,603,381,861,276.79

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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.