Home / 1,606,210,875.60-2,408,806,127.88-515,438,851.92

Finding the Fourth Proportional to 1,606,210,875.60, 2,408,806,127.88 and 515,438,851.92

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Solution

The fourth proportional to 1,606,210,875.60, 2,408,806,127.88 and 515,438,851.92 is: 772,994,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,210,875.60 : 2,408,806,127.88 = 515,438,851.92 : x
  2. Step 2: Convert to fraction form
    1,606,210,875.60/2,408,806,127.88 = 515,438,851.92/x
  3. Step 3: Cross multiply
    1,606,210,875.60x = 2,408,806,127.88 × 515,438,851.92
  4. Step 4: Simplify right side
    1,606,210,875.60x = 1,241,592,265,052,327,936
  5. Step 5: Solve for x
    x = 1,241,592,265,052,327,936/1,606,210,875.60
  6. Step 6: Final answer
    x = 772,994,557.51

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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.