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Finding the Fourth Proportional to 1,066,664,403.04, 1,596,808,816.60 and 645,210,323.73

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Solution

The fourth proportional to 1,066,664,403.04, 1,596,808,816.60 and 645,210,323.73 is: 965,887,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,664,403.04 : 1,596,808,816.60 = 645,210,323.73 : x
  2. Step 2: Convert to fraction form
    1,066,664,403.04/1,596,808,816.60 = 645,210,323.73/x
  3. Step 3: Cross multiply
    1,066,664,403.04x = 1,596,808,816.60 × 645,210,323.73
  4. Step 4: Simplify right side
    1,066,664,403.04x = 1,030,277,533,482,194,176
  5. Step 5: Solve for x
    x = 1,030,277,533,482,194,176/1,066,664,403.04
  6. Step 6: Final answer
    x = 965,887,237.40

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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.