Home / 7,863,578,988.92-10,851,665,665.84-4,295,284,529.30

Finding the Fourth Proportional to 7,863,578,988.92, 10,851,665,665.84 and 4,295,284,529.30

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Solution

The fourth proportional to 7,863,578,988.92, 10,851,665,665.84 and 4,295,284,529.30 is: 5,927,452,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,578,988.92 : 10,851,665,665.84 = 4,295,284,529.30 : x
  2. Step 2: Convert to fraction form
    7,863,578,988.92/10,851,665,665.84 = 4,295,284,529.30/x
  3. Step 3: Cross multiply
    7,863,578,988.92x = 10,851,665,665.84 × 4,295,284,529.30
  4. Step 4: Simplify right side
    7,863,578,988.92x = 46,610,991,651,564,281,856
  5. Step 5: Solve for x
    x = 46,610,991,651,564,281,856/7,863,578,988.92
  6. Step 6: Final answer
    x = 5,927,452,590.90

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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.