Home / 7,838,208,015.80-11,757,312,023.70-3,476,140,287.80

Finding the Fourth Proportional to 7,838,208,015.80, 11,757,312,023.70 and 3,476,140,287.80

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Solution

The fourth proportional to 7,838,208,015.80, 11,757,312,023.70 and 3,476,140,287.80 is: 5,214,210,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,208,015.80 : 11,757,312,023.70 = 3,476,140,287.80 : x
  2. Step 2: Convert to fraction form
    7,838,208,015.80/11,757,312,023.70 = 3,476,140,287.80/x
  3. Step 3: Cross multiply
    7,838,208,015.80x = 11,757,312,023.70 × 3,476,140,287.80
  4. Step 4: Simplify right side
    7,838,208,015.80x = 40,870,066,001,818,927,104
  5. Step 5: Solve for x
    x = 40,870,066,001,818,927,104/7,838,208,015.80
  6. Step 6: Final answer
    x = 5,214,210,431.70

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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.