Home / 1,123,594,953.68-1,550,563,303.56-628,565,929.04

Finding the Fourth Proportional to 1,123,594,953.68, 1,550,563,303.56 and 628,565,929.04

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Solution

The fourth proportional to 1,123,594,953.68, 1,550,563,303.56 and 628,565,929.04 is: 867,422,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,594,953.68 : 1,550,563,303.56 = 628,565,929.04 : x
  2. Step 2: Convert to fraction form
    1,123,594,953.68/1,550,563,303.56 = 628,565,929.04/x
  3. Step 3: Cross multiply
    1,123,594,953.68x = 1,550,563,303.56 × 628,565,929.04
  4. Step 4: Simplify right side
    1,123,594,953.68x = 974,631,263,437,522,816
  5. Step 5: Solve for x
    x = 974,631,263,437,522,816/1,123,594,953.68
  6. Step 6: Final answer
    x = 867,422,250.56

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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.