Home / 940,897,066.80-1,411,345,600.20-905,184,231.60

Finding the Fourth Proportional to 940,897,066.80, 1,411,345,600.20 and 905,184,231.60

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Solution

The fourth proportional to 940,897,066.80, 1,411,345,600.20 and 905,184,231.60 is: 1,357,776,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,897,066.80 : 1,411,345,600.20 = 905,184,231.60 : x
  2. Step 2: Convert to fraction form
    940,897,066.80/1,411,345,600.20 = 905,184,231.60/x
  3. Step 3: Cross multiply
    940,897,066.80x = 1,411,345,600.20 × 905,184,231.60
  4. Step 4: Simplify right side
    940,897,066.80x = 1,277,527,782,639,077,888
  5. Step 5: Solve for x
    x = 1,277,527,782,639,077,888/940,897,066.80
  6. Step 6: Final answer
    x = 1,357,776,347.40

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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.