Home / 13,865,362,903.64-19,134,200,808.84-7,925,042,951.48

Finding the Fourth Proportional to 13,865,362,903.64, 19,134,200,808.84 and 7,925,042,951.48

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Solution

The fourth proportional to 13,865,362,903.64, 19,134,200,808.84 and 7,925,042,951.48 is: 10,936,559,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,362,903.64 : 19,134,200,808.84 = 7,925,042,951.48 : x
  2. Step 2: Convert to fraction form
    13,865,362,903.64/19,134,200,808.84 = 7,925,042,951.48/x
  3. Step 3: Cross multiply
    13,865,362,903.64x = 19,134,200,808.84 × 7,925,042,951.48
  4. Step 4: Simplify right side
    13,865,362,903.64x = 151,639,363,252,300,349,440
  5. Step 5: Solve for x
    x = 151,639,363,252,300,349,440/13,865,362,903.64
  6. Step 6: Final answer
    x = 10,936,559,274.08

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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.