Home / 2,912,112,005.70-4,368,168,008.55-1,071,483,816.90

Finding the Fourth Proportional to 2,912,112,005.70, 4,368,168,008.55 and 1,071,483,816.90

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Solution

The fourth proportional to 2,912,112,005.70, 4,368,168,008.55 and 1,071,483,816.90 is: 1,607,225,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,112,005.70 : 4,368,168,008.55 = 1,071,483,816.90 : x
  2. Step 2: Convert to fraction form
    2,912,112,005.70/4,368,168,008.55 = 1,071,483,816.90/x
  3. Step 3: Cross multiply
    2,912,112,005.70x = 4,368,168,008.55 × 1,071,483,816.90
  4. Step 4: Simplify right side
    2,912,112,005.70x = 4,680,421,330,661,625,856
  5. Step 5: Solve for x
    x = 4,680,421,330,661,625,856/2,912,112,005.70
  6. Step 6: Final answer
    x = 1,607,225,725.35

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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.