Home / 1,990,656,130.60-2,985,984,195.90-1,474,678,095.40

Finding the Fourth Proportional to 1,990,656,130.60, 2,985,984,195.90 and 1,474,678,095.40

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Solution

The fourth proportional to 1,990,656,130.60, 2,985,984,195.90 and 1,474,678,095.40 is: 2,212,017,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,656,130.60 : 2,985,984,195.90 = 1,474,678,095.40 : x
  2. Step 2: Convert to fraction form
    1,990,656,130.60/2,985,984,195.90 = 1,474,678,095.40/x
  3. Step 3: Cross multiply
    1,990,656,130.60x = 2,985,984,195.90 × 1,474,678,095.40
  4. Step 4: Simplify right side
    1,990,656,130.60x = 4,403,365,486,904,312,832
  5. Step 5: Solve for x
    x = 4,403,365,486,904,312,832/1,990,656,130.60
  6. Step 6: Final answer
    x = 2,212,017,143.10

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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.