Home / 1,905,841,390.22-2,630,140,189.13-1,059,065,550.86

Finding the Fourth Proportional to 1,905,841,390.22, 2,630,140,189.13 and 1,059,065,550.86

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Solution

The fourth proportional to 1,905,841,390.22, 2,630,140,189.13 and 1,059,065,550.86 is: 1,461,554,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,841,390.22 : 2,630,140,189.13 = 1,059,065,550.86 : x
  2. Step 2: Convert to fraction form
    1,905,841,390.22/2,630,140,189.13 = 1,059,065,550.86/x
  3. Step 3: Cross multiply
    1,905,841,390.22x = 2,630,140,189.13 × 1,059,065,550.86
  4. Step 4: Simplify right side
    1,905,841,390.22x = 2,785,490,868,239,988,224
  5. Step 5: Solve for x
    x = 2,785,490,868,239,988,224/1,905,841,390.22
  6. Step 6: Final answer
    x = 1,461,554,399.30

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Double scale
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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.