Home / 150,020,102,011.80-207,020,137,994.46-89,055,075,160.92

Finding the Fourth Proportional to 150,020,102,011.80, 207,020,137,994.46 and 89,055,075,160.92

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Solution

The fourth proportional to 150,020,102,011.80, 207,020,137,994.46 and 89,055,075,160.92 is: 122,891,490,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,020,102,011.80 : 207,020,137,994.46 = 89,055,075,160.92 : x
  2. Step 2: Convert to fraction form
    150,020,102,011.80/207,020,137,994.46 = 89,055,075,160.92/x
  3. Step 3: Cross multiply
    150,020,102,011.80x = 207,020,137,994.46 × 89,055,075,160.92
  4. Step 4: Simplify right side
    150,020,102,011.80x = 18,436,193,948,920,665,079,808
  5. Step 5: Solve for x
    x = 18,436,193,948,920,665,079,808/150,020,102,011.80
  6. Step 6: Final answer
    x = 122,891,490,551.52

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1.5x scale

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.