Home / 691,129,913.60-1,036,694,870.40-691,129,913.60

Finding the Fourth Proportional to 691,129,913.60, 1,036,694,870.40 and 691,129,913.60

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Solution

The fourth proportional to 691,129,913.60, 1,036,694,870.40 and 691,129,913.60 is: 1,036,694,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,129,913.60 : 1,036,694,870.40 = 691,129,913.60 : x
  2. Step 2: Convert to fraction form
    691,129,913.60/1,036,694,870.40 = 691,129,913.60/x
  3. Step 3: Cross multiply
    691,129,913.60x = 1,036,694,870.40 × 691,129,913.60
  4. Step 4: Simplify right side
    691,129,913.60x = 716,490,836,209,115,264
  5. Step 5: Solve for x
    x = 716,490,836,209,115,264/691,129,913.60
  6. Step 6: Final answer
    x = 1,036,694,870.40

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1.5x scale

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.