Home / 1,477,778,421.21-2,039,332,890.28-834,169,856.34

Finding the Fourth Proportional to 1,477,778,421.21, 2,039,332,890.28 and 834,169,856.34

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Solution

The fourth proportional to 1,477,778,421.21, 2,039,332,890.28 and 834,169,856.34 is: 1,151,153,650.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,778,421.21 : 2,039,332,890.28 = 834,169,856.34 : x
  2. Step 2: Convert to fraction form
    1,477,778,421.21/2,039,332,890.28 = 834,169,856.34/x
  3. Step 3: Cross multiply
    1,477,778,421.21x = 2,039,332,890.28 × 834,169,856.34
  4. Step 4: Simplify right side
    1,477,778,421.21x = 1,701,150,024,099,937,280
  5. Step 5: Solve for x
    x = 1,701,150,024,099,937,280/1,477,778,421.21
  6. Step 6: Final answer
    x = 1,151,153,650.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.