Home / 8,392,010,050.64-12,581,809,320.72-5,075,087,212.28

Finding the Fourth Proportional to 8,392,010,050.64, 12,581,809,320.72 and 5,075,087,212.28

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Solution

The fourth proportional to 8,392,010,050.64, 12,581,809,320.72 and 5,075,087,212.28 is: 7,608,877,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,010,050.64 : 12,581,809,320.72 = 5,075,087,212.28 : x
  2. Step 2: Convert to fraction form
    8,392,010,050.64/12,581,809,320.72 = 5,075,087,212.28/x
  3. Step 3: Cross multiply
    8,392,010,050.64x = 12,581,809,320.72 × 5,075,087,212.28
  4. Step 4: Simplify right side
    8,392,010,050.64x = 63,853,779,590,931,382,272
  5. Step 5: Solve for x
    x = 63,853,779,590,931,382,272/8,392,010,050.64
  6. Step 6: Final answer
    x = 7,608,877,873.79

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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.