Home / 1,069,983,547.53-1,471,341,213.07-928,609,326.85

Finding the Fourth Proportional to 1,069,983,547.53, 1,471,341,213.07 and 928,609,326.85

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Solution

The fourth proportional to 1,069,983,547.53, 1,471,341,213.07 and 928,609,326.85 is: 1,276,936,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,983,547.53 : 1,471,341,213.07 = 928,609,326.85 : x
  2. Step 2: Convert to fraction form
    1,069,983,547.53/1,471,341,213.07 = 928,609,326.85/x
  3. Step 3: Cross multiply
    1,069,983,547.53x = 1,471,341,213.07 × 928,609,326.85
  4. Step 4: Simplify right side
    1,069,983,547.53x = 1,366,301,173,434,201,856
  5. Step 5: Solve for x
    x = 1,366,301,173,434,201,856/1,069,983,547.53
  6. Step 6: Final answer
    x = 1,276,936,618.87

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Half scale
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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.