Home / 1,158,833,346.60-1,738,250,019.90-614,637,762.60

Finding the Fourth Proportional to 1,158,833,346.60, 1,738,250,019.90 and 614,637,762.60

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Solution

The fourth proportional to 1,158,833,346.60, 1,738,250,019.90 and 614,637,762.60 is: 921,956,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,833,346.60 : 1,738,250,019.90 = 614,637,762.60 : x
  2. Step 2: Convert to fraction form
    1,158,833,346.60/1,738,250,019.90 = 614,637,762.60/x
  3. Step 3: Cross multiply
    1,158,833,346.60x = 1,738,250,019.90 × 614,637,762.60
  4. Step 4: Simplify right side
    1,158,833,346.60x = 1,068,394,103,070,741,632
  5. Step 5: Solve for x
    x = 1,068,394,103,070,741,632/1,158,833,346.60
  6. Step 6: Final answer
    x = 921,956,643.90

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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.