Home / 6,990,698,377.71-9,649,462,789.30-5,564,385,799.11

Finding the Fourth Proportional to 6,990,698,377.71, 9,649,462,789.30 and 5,564,385,799.11

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Solution

The fourth proportional to 6,990,698,377.71, 9,649,462,789.30 and 5,564,385,799.11 is: 7,680,682,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,698,377.71 : 9,649,462,789.30 = 5,564,385,799.11 : x
  2. Step 2: Convert to fraction form
    6,990,698,377.71/9,649,462,789.30 = 5,564,385,799.11/x
  3. Step 3: Cross multiply
    6,990,698,377.71x = 9,649,462,789.30 × 5,564,385,799.11
  4. Step 4: Simplify right side
    6,990,698,377.71x = 53,693,333,713,868,242,944
  5. Step 5: Solve for x
    x = 53,693,333,713,868,242,944/6,990,698,377.71
  6. Step 6: Final answer
    x = 7,680,682,360.01

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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.