Home / 1,417,761,435.52-1,956,429,151.68-791,180,686.72

Finding the Fourth Proportional to 1,417,761,435.52, 1,956,429,151.68 and 791,180,686.72

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Solution

The fourth proportional to 1,417,761,435.52, 1,956,429,151.68 and 791,180,686.72 is: 1,091,783,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,761,435.52 : 1,956,429,151.68 = 791,180,686.72 : x
  2. Step 2: Convert to fraction form
    1,417,761,435.52/1,956,429,151.68 = 791,180,686.72/x
  3. Step 3: Cross multiply
    1,417,761,435.52x = 1,956,429,151.68 × 791,180,686.72
  4. Step 4: Simplify right side
    1,417,761,435.52x = 1,547,888,959,745,209,600
  5. Step 5: Solve for x
    x = 1,547,888,959,745,209,600/1,417,761,435.52
  6. Step 6: Final answer
    x = 1,091,783,794.48

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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.