Home / 991,410,118,076.94-1,487,794,470,428.20-346,015,745,011.46

Finding the Fourth Proportional to 991,410,118,076.94, 1,487,794,470,428.20 and 346,015,745,011.46

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Solution

The fourth proportional to 991,410,118,076.94, 1,487,794,470,428.20 and 346,015,745,011.46 is: 519,260,700,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,410,118,076.94 : 1,487,794,470,428.20 = 346,015,745,011.46 : x
  2. Step 2: Convert to fraction form
    991,410,118,076.94/1,487,794,470,428.20 = 346,015,745,011.46/x
  3. Step 3: Cross multiply
    991,410,118,076.94x = 1,487,794,470,428.20 × 346,015,745,011.46
  4. Step 4: Simplify right side
    991,410,118,076.94x = 514,800,312,109,144,251,301,888
  5. Step 5: Solve for x
    x = 514,800,312,109,144,251,301,888/991,410,118,076.94
  6. Step 6: Final answer
    x = 519,260,700,211.24

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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.