Home / 1,049,760,670.60-1,574,641,005.90-989,294,494.60

Finding the Fourth Proportional to 1,049,760,670.60, 1,574,641,005.90 and 989,294,494.60

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Solution

The fourth proportional to 1,049,760,670.60, 1,574,641,005.90 and 989,294,494.60 is: 1,483,941,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,760,670.60 : 1,574,641,005.90 = 989,294,494.60 : x
  2. Step 2: Convert to fraction form
    1,049,760,670.60/1,574,641,005.90 = 989,294,494.60/x
  3. Step 3: Cross multiply
    1,049,760,670.60x = 1,574,641,005.90 × 989,294,494.60
  4. Step 4: Simplify right side
    1,049,760,670.60x = 1,557,783,678,108,276,224
  5. Step 5: Solve for x
    x = 1,557,783,678,108,276,224/1,049,760,670.60
  6. Step 6: Final answer
    x = 1,483,941,741.90

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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.