Home / 7,865,376,009.60-11,798,064,014.40-3,204,709,298.40

Finding the Fourth Proportional to 7,865,376,009.60, 11,798,064,014.40 and 3,204,709,298.40

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Solution

The fourth proportional to 7,865,376,009.60, 11,798,064,014.40 and 3,204,709,298.40 is: 4,807,063,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,376,009.60 : 11,798,064,014.40 = 3,204,709,298.40 : x
  2. Step 2: Convert to fraction form
    7,865,376,009.60/11,798,064,014.40 = 3,204,709,298.40/x
  3. Step 3: Cross multiply
    7,865,376,009.60x = 11,798,064,014.40 × 3,204,709,298.40
  4. Step 4: Simplify right side
    7,865,376,009.60x = 37,809,365,450,066,108,416
  5. Step 5: Solve for x
    x = 37,809,365,450,066,108,416/7,865,376,009.60
  6. Step 6: Final answer
    x = 4,807,063,947.60

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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.