Home / 287,498,172-469,408,950

Finding the Third Proportional to 287,498,172 and 469,408,950

Calculator

Solution

The third proportional to 287,498,172 and 469,408,950 is: 766,421,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,498,172 : 469,408,950 = 469,408,950 : x
  2. Step 2: Convert to fraction form
    287,498,172/469,408,950 = 469,408,950/x
  3. Step 3: Cross multiply
    287,498,172x = 469,408,950 × 469,408,950
  4. Step 4: Simplify right side
    287,498,172x = 220,344,762,340,102,496
  5. Step 5: Solve for x
    x = 220,344,762,340,102,496/287,498,172
  6. Step 6: Final answer
    x = 766,421,437.77

Related Problems

Find third proportional to 143,749,086 and 234,704,475
Half scale
Find third proportional to 574,996,344 and 938,817,900
Double scale
Find third proportional to 287,498,174 and 469,408,953
Similar ratio
Find third proportional to 431,247,258 and 704,113,425
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.