Home / 1,121,077,370.24-1,547,056,784.88-619,275,354.24

Finding the Fourth Proportional to 1,121,077,370.24, 1,547,056,784.88 and 619,275,354.24

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Solution

The fourth proportional to 1,121,077,370.24, 1,547,056,784.88 and 619,275,354.24 is: 854,583,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,077,370.24 : 1,547,056,784.88 = 619,275,354.24 : x
  2. Step 2: Convert to fraction form
    1,121,077,370.24/1,547,056,784.88 = 619,275,354.24/x
  3. Step 3: Cross multiply
    1,121,077,370.24x = 1,547,056,784.88 × 619,275,354.24
  4. Step 4: Simplify right side
    1,121,077,370.24x = 958,054,138,485,957,504
  5. Step 5: Solve for x
    x = 958,054,138,485,957,504/1,121,077,370.24
  6. Step 6: Final answer
    x = 854,583,424.76

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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.