Home / 1,249,322,457.52-1,723,059,711.48-1,098,292,188.16

Finding the Fourth Proportional to 1,249,322,457.52, 1,723,059,711.48 and 1,098,292,188.16

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Solution

The fourth proportional to 1,249,322,457.52, 1,723,059,711.48 and 1,098,292,188.16 is: 1,514,759,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,322,457.52 : 1,723,059,711.48 = 1,098,292,188.16 : x
  2. Step 2: Convert to fraction form
    1,249,322,457.52/1,723,059,711.48 = 1,098,292,188.16/x
  3. Step 3: Cross multiply
    1,249,322,457.52x = 1,723,059,711.48 × 1,098,292,188.16
  4. Step 4: Simplify right side
    1,249,322,457.52x = 1,892,423,020,851,707,648
  5. Step 5: Solve for x
    x = 1,892,423,020,851,707,648/1,249,322,457.52
  6. Step 6: Final answer
    x = 1,514,759,467.79

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Double scale
Find fourth proportional to 1,249,322,458.52, 1,723,059,712.86 and 1,098,292,189.16
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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.