Home / 115,893,514,643.10-173,840,271,964.65-71,813,672,339.10

Finding the Fourth Proportional to 115,893,514,643.10, 173,840,271,964.65 and 71,813,672,339.10

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Solution

The fourth proportional to 115,893,514,643.10, 173,840,271,964.65 and 71,813,672,339.10 is: 107,720,508,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,514,643.10 : 173,840,271,964.65 = 71,813,672,339.10 : x
  2. Step 2: Convert to fraction form
    115,893,514,643.10/173,840,271,964.65 = 71,813,672,339.10/x
  3. Step 3: Cross multiply
    115,893,514,643.10x = 173,840,271,964.65 × 71,813,672,339.10
  4. Step 4: Simplify right side
    115,893,514,643.10x = 12,484,108,330,209,407,664,128
  5. Step 5: Solve for x
    x = 12,484,108,330,209,407,664,128/115,893,514,643.10
  6. Step 6: Final answer
    x = 107,720,508,508.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.