Home / 977,540,471.60-1,349,054,318.22-606,382,077.20

Finding the Fourth Proportional to 977,540,471.60, 1,349,054,318.22 and 606,382,077.20

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Solution

The fourth proportional to 977,540,471.60, 1,349,054,318.22 and 606,382,077.20 is: 836,837,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,540,471.60 : 1,349,054,318.22 = 606,382,077.20 : x
  2. Step 2: Convert to fraction form
    977,540,471.60/1,349,054,318.22 = 606,382,077.20/x
  3. Step 3: Cross multiply
    977,540,471.60x = 1,349,054,318.22 × 606,382,077.20
  4. Step 4: Simplify right side
    977,540,471.60x = 818,042,359,736,804,992
  5. Step 5: Solve for x
    x = 818,042,359,736,804,992/977,540,471.60
  6. Step 6: Final answer
    x = 836,837,331.55

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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.