Home / 781,043,251.95-1,164,664,272.40-774,032,954.67

Finding the Fourth Proportional to 781,043,251.95, 1,164,664,272.40 and 774,032,954.67

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Solution

The fourth proportional to 781,043,251.95, 1,164,664,272.40 and 774,032,954.67 is: 1,154,210,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,043,251.95 : 1,164,664,272.40 = 774,032,954.67 : x
  2. Step 2: Convert to fraction form
    781,043,251.95/1,164,664,272.40 = 774,032,954.67/x
  3. Step 3: Cross multiply
    781,043,251.95x = 1,164,664,272.40 × 774,032,954.67
  4. Step 4: Simplify right side
    781,043,251.95x = 901,488,527,962,422,656
  5. Step 5: Solve for x
    x = 901,488,527,962,422,656/781,043,251.95
  6. Step 6: Final answer
    x = 1,154,210,763.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.