Home / 9,049,514,259.36-12,488,133,598.40-5,239,197,762.96

Finding the Fourth Proportional to 9,049,514,259.36, 12,488,133,598.40 and 5,239,197,762.96

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Solution

The fourth proportional to 9,049,514,259.36, 12,488,133,598.40 and 5,239,197,762.96 is: 7,229,979,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,514,259.36 : 12,488,133,598.40 = 5,239,197,762.96 : x
  2. Step 2: Convert to fraction form
    9,049,514,259.36/12,488,133,598.40 = 5,239,197,762.96/x
  3. Step 3: Cross multiply
    9,049,514,259.36x = 12,488,133,598.40 × 5,239,197,762.96
  4. Step 4: Simplify right side
    9,049,514,259.36x = 65,427,801,612,282,896,384
  5. Step 5: Solve for x
    x = 65,427,801,612,282,896,384/9,049,514,259.36
  6. Step 6: Final answer
    x = 7,229,979,393.05

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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.